<?xml version="1.0" encoding="us-ascii" standalone="no"?>
<!--XBRL document created with Bowne Tagger XBRL Enabler by Bowne Software version 10.0.0.50-->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#FinancialPosition" roleURI="http://dteenergy.com/role/FinancialPosition" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#FinancialPositionParenthetical" roleURI="http://dteenergy.com/role/FinancialPositionParenthetical" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#StatementOfOperations" roleURI="http://dteenergy.com/role/StatementOfOperations" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#NewAccountingPronouncements" roleURI="http://dteenergy.com/role/NewAccountingPronouncements" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#RegulatoryMatters" roleURI="http://dteenergy.com/role/RegulatoryMatters" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#LongTermDebt" roleURI="http://dteenergy.com/role/LongTermDebt" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#ShortTermCreditArrangementsAndBorrowings" roleURI="http://dteenergy.com/role/ShortTermCreditArrangementsAndBorrowings" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#CommitmentsAndContingencies" roleURI="http://dteenergy.com/role/CommitmentsAndContingencies" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#StatementsOfCashFlows" roleURI="http://dteenergy.com/role/StatementsOfCashFlows" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#StatementsOfComprehensiveIncome" roleURI="http://dteenergy.com/role/StatementsOfComprehensiveIncome" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#StatementsOfComprehensiveIncomeParenthetical" roleURI="http://dteenergy.com/role/StatementsOfComprehensiveIncomeParenthetical" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#DocumentAndEntityInformation" roleURI="http://dteenergy.com/role/DocumentAndEntityInformation" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#OrganizationAndBasisOfPresentation" roleURI="http://dteenergy.com/role/OrganizationAndBasisOfPresentation" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#SignificantAccountingPolicies" roleURI="http://dteenergy.com/role/SignificantAccountingPolicies" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#FairValue" roleURI="http://dteenergy.com/role/FairValue" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#AssetRetirementObligations" roleURI="http://dteenergy.com/role/AssetRetirementObligations" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#EarningsPerShare" roleURI="http://dteenergy.com/role/EarningsPerShare" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#RetirementBenefitsAndTrusteedAssets" roleURI="http://dteenergy.com/role/RetirementBenefitsAndTrusteedAssets" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#StockBasedCompensation" roleURI="http://dteenergy.com/role/StockBasedCompensation" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#FinancialAndOtherDerivativeInstruments" roleURI="http://dteenergy.com/role/FinancialAndOtherDerivativeInstruments" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#AssetRetirementObligationsTables" roleURI="http://dteenergy.com/role/AssetRetirementObligationsTables" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#AssetRetirementObligationsDetails" roleURI="http://dteenergy.com/role/AssetRetirementObligationsDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#SignificantAccountingPoliciesPolicies" roleURI="http://dteenergy.com/role/SignificantAccountingPoliciesPolicies" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#LongTermDebtDetails" roleURI="http://dteenergy.com/role/LongTermDebtDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#SupplementalCashFlowInformationTables" roleURI="http://dteenergy.com/role/SupplementalCashFlowInformationTables" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#SupplementalCashFlowInformationDetails" roleURI="http://dteenergy.com/role/SupplementalCashFlowInformationDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#SegmentInformationTables" roleURI="http://dteenergy.com/role/SegmentInformationTables" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#SegmentInformationDetails" roleURI="http://dteenergy.com/role/SegmentInformationDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#CommitmentsAndContingenciesDetails" roleURI="http://dteenergy.com/role/CommitmentsAndContingenciesDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#SupplementalCashFlowInformation" roleURI="http://dteenergy.com/role/SupplementalCashFlowInformation" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#EarningsPerShareDetails" roleURI="http://dteenergy.com/role/EarningsPerShareDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#EarningsPerShareTables" roleURI="http://dteenergy.com/role/EarningsPerShareTables" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#FinancialAndOtherDerivativeInstrumentsDetails" roleURI="http://dteenergy.com/role/FinancialAndOtherDerivativeInstrumentsDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#FinancialAndOtherDerivativeInstrumentsTables" roleURI="http://dteenergy.com/role/FinancialAndOtherDerivativeInstrumentsTables" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#FairValueTables" roleURI="http://dteenergy.com/role/FairValueTables" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#FairValueDetails" roleURI="http://dteenergy.com/role/FairValueDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#OrganizationAndBasisOfPresentationTables" roleURI="http://dteenergy.com/role/OrganizationAndBasisOfPresentationTables" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#OrganizationAndBasisOfPresentationDetails" roleURI="http://dteenergy.com/role/OrganizationAndBasisOfPresentationDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#RetirementBenefitsAndTrusteedAssetsDetails" roleURI="http://dteenergy.com/role/RetirementBenefitsAndTrusteedAssetsDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#ShortTermCreditArrangementsAndBorrowingsTables" roleURI="http://dteenergy.com/role/ShortTermCreditArrangementsAndBorrowingsTables" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#ShortTermCreditArrangementsAndBorrowingsDetails" roleURI="http://dteenergy.com/role/ShortTermCreditArrangementsAndBorrowingsDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#StockBasedCompensationTables" roleURI="http://dteenergy.com/role/StockBasedCompensationTables" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#StockBasedCompensationDetails" roleURI="http://dteenergy.com/role/StockBasedCompensationDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#RegulatoryMattersTables" roleURI="http://dteenergy.com/role/RegulatoryMattersTables" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#RetirementBenefitsAndTrusteedAssetsTables" roleURI="http://dteenergy.com/role/RetirementBenefitsAndTrusteedAssetsTables" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#ConsolidatedStatementsOfChangesInEquity" roleURI="http://dteenergy.com/role/ConsolidatedStatementsOfChangesInEquity" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#FairValueDetails1" roleURI="http://dteenergy.com/role/FairValueDetails1" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#FairValueDetails2" roleURI="http://dteenergy.com/role/FairValueDetails2" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#FairValueDetailsTextuals" roleURI="http://dteenergy.com/role/FairValueDetailsTextuals" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#SignificantAccountingPoliciesDetails" roleURI="http://dteenergy.com/role/SignificantAccountingPoliciesDetails" />
  <roleRef xlink:type="simple" xlink:href="dte-20110331.xsd#SegmentInformation" roleURI="http://dteenergy.com/role/SegmentInformation" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/FinancialPosition" xlink:title="0120 - Statement - Consolidated Statements of Financial Position (Unaudited)">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_LiabilitiesAndStockholdersEquity" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesAndStockholdersEquity" xlink:to="loc_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_MinorityInterest" xlink:label="loc_MinorityInterest" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="loc_MinorityInterest" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_StockholdersEquity" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="loc_StockholdersEquity" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_AccumulatedOtherComprehensiveIncomeLossNetOfTax" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquity" xlink:to="loc_AccumulatedOtherComprehensiveIncomeLossNetOfTax" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_RetainedEarningsAccumulatedDeficit" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquity" xlink:to="loc_RetainedEarningsAccumulatedDeficit" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_CommonStockValue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_StockholdersEquity" xlink:to="loc_CommonStockValue" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LiabilitiesNoncurrent" xlink:label="loc_LiabilitiesNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesAndStockholdersEquity" xlink:to="loc_LiabilitiesNoncurrent" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_OtherLiabilitiesNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesNoncurrent" xlink:to="loc_OtherLiabilitiesNoncurrent" order="200" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DecommissioningLiabilityNoncurrent" xlink:label="loc_DecommissioningLiabilityNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesNoncurrent" xlink:to="loc_DecommissioningLiabilityNoncurrent" order="180" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent" xlink:label="loc_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesNoncurrent" xlink:to="loc_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent" order="160" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent" xlink:label="loc_DefinedBenefitPensionPlanLiabilitiesNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesNoncurrent" xlink:to="loc_DefinedBenefitPensionPlanLiabilitiesNoncurrent" order="140" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="dte-20110331.xsd#dte_TransportationAndStorageContractsNoncurrentLiabilities" xlink:label="dte_TransportationAndStorageContractsNoncurrentLiabilities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesNoncurrent" xlink:to="dte_TransportationAndStorageContractsNoncurrentLiabilities" order="120" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DerivativeLiabilitiesNoncurrent" xlink:label="loc_DerivativeLiabilitiesNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesNoncurrent" xlink:to="loc_DerivativeLiabilitiesNoncurrent" order="100" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AccumulatedDeferredInvestmentTaxCredit" xlink:label="loc_AccumulatedDeferredInvestmentTaxCredit" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesNoncurrent" xlink:to="loc_AccumulatedDeferredInvestmentTaxCredit" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AssetRetirementObligationsNoncurrent" xlink:label="loc_AssetRetirementObligationsNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesNoncurrent" xlink:to="loc_AssetRetirementObligationsNoncurrent" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_RegulatoryLiabilityNoncurrent" xlink:label="loc_RegulatoryLiabilityNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesNoncurrent" xlink:to="loc_RegulatoryLiabilityNoncurrent" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:label="loc_DeferredTaxLiabilitiesNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesNoncurrent" xlink:to="loc_DeferredTaxLiabilitiesNoncurrent" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_LongTermDebtAndCapitalLeaseObligations" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesAndStockholdersEquity" xlink:to="loc_LongTermDebtAndCapitalLeaseObligations" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CapitalLeaseObligationsNoncurrent" xlink:label="loc_CapitalLeaseObligationsNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LongTermDebtAndCapitalLeaseObligations" xlink:to="loc_CapitalLeaseObligationsNoncurrent" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LongTermTransitionBond" xlink:label="loc_LongTermTransitionBond" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LongTermDebtAndCapitalLeaseObligations" xlink:to="loc_LongTermTransitionBond" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherLongTermDebtNoncurrent" xlink:label="loc_OtherLongTermDebtNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LongTermDebtAndCapitalLeaseObligations" xlink:to="loc_OtherLongTermDebtNoncurrent" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_LongTermDebtNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LongTermDebtAndCapitalLeaseObligations" xlink:to="loc_LongTermDebtNoncurrent" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_LiabilitiesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesAndStockholdersEquity" xlink:to="loc_LiabilitiesCurrent" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_OtherLiabilitiesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_OtherLiabilitiesCurrent" order="140" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="loc_LongTermDebtAndCapitalLeaseObligationsCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_LongTermDebtAndCapitalLeaseObligationsCurrent" order="100" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ShortTermBorrowings" xlink:label="loc_ShortTermBorrowings" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_ShortTermBorrowings" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DividendsPayableCurrent" xlink:label="loc_DividendsPayableCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_DividendsPayableCurrent" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_AccountsPayableCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_AccountsPayableCurrent" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_Assets" xlink:label="loc_Assets" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AssetsNoncurrent" xlink:label="loc_AssetsNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_AssetsNoncurrent" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_OtherAssetsNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsNoncurrent" xlink:to="loc_OtherAssetsNoncurrent" order="140" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NotesReceivableNet" xlink:label="loc_NotesReceivableNet" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsNoncurrent" xlink:to="loc_NotesReceivableNet" order="100" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_SecuritizedRegulatoryTransitionAssetsNoncurrent" xlink:label="loc_SecuritizedRegulatoryTransitionAssetsNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsNoncurrent" xlink:to="loc_SecuritizedRegulatoryTransitionAssetsNoncurrent" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_RegulatoryAssetsNoncurrent" xlink:label="loc_RegulatoryAssetsNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsNoncurrent" xlink:to="loc_RegulatoryAssetsNoncurrent" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_Goodwill" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsNoncurrent" xlink:to="loc_Goodwill" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_PropertyPlantAndEquipmentNet" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_PropertyPlantAndEquipmentNet" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_PropertyPlantAndEquipmentNet" xlink:to="loc_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" order="40" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_PropertyPlantAndEquipmentGross" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_PropertyPlantAndEquipmentNet" xlink:to="loc_PropertyPlantAndEquipmentGross" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LongTermInvestments" xlink:label="loc_LongTermInvestments" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_LongTermInvestments" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherLongTermInvestments" xlink:label="loc_OtherLongTermInvestments" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LongTermInvestments" xlink:to="loc_OtherLongTermInvestments" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DecommissioningFundInvestments" xlink:label="loc_DecommissioningFundInvestments" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LongTermInvestments" xlink:to="loc_DecommissioningFundInvestments" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_AssetsCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_AssetsCurrent" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_OtherAssetsCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_OtherAssetsCurrent" order="180" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DeferredTaxAssetsNetCurrent" xlink:label="loc_DeferredTaxAssetsNetCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_DeferredTaxAssetsNetCurrent" order="140" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherInventorySupplies" xlink:label="loc_OtherInventorySupplies" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_OtherInventorySupplies" order="120" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherReceivables" xlink:label="loc_OtherReceivables" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_OtherReceivables" order="100" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_AccountsReceivableNetCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_AccountsReceivableNetCurrent" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_RestrictedCashAndCashEquivalentsAtCarryingValue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_RestrictedCashAndCashEquivalentsAtCarryingValue" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_CashAndCashEquivalentsAtCarryingValue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_CashAndCashEquivalentsAtCarryingValue" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DerivativeAssetsCurrent" xlink:label="loc_DerivativeAssetsCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_DerivativeAssetsCurrent" order="160" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DerivativeAssetsNoncurrent" xlink:label="loc_DerivativeAssetsNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsNoncurrent" xlink:to="loc_DerivativeAssetsNoncurrent" order="120" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DerivativeLiabilitiesCurrent" xlink:label="loc_DerivativeLiabilitiesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_DerivativeLiabilitiesCurrent" order="120" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_InventoryRawMaterials" xlink:label="loc_InventoryRawMaterials" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsCurrent" xlink:to="loc_InventoryRawMaterials" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_IntangibleAssetsNetExcludingGoodwill" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_AssetsNoncurrent" xlink:to="loc_IntangibleAssetsNetExcludingGoodwill" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_InterestPayableCurrent" xlink:label="loc_InterestPayableCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="loc_InterestPayableCurrent" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="dte-20110331.xsd#dte_GasInventoryEqualization" xlink:label="dte_GasInventoryEqualization" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LiabilitiesCurrent" xlink:to="dte_GasInventoryEqualization" order="130" use="optional" weight="1" priority="1" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/FinancialPositionParenthetical" xlink:title="0121 - Statement - Consolidated Statements of Financial Position (Unaudited) (Parenthetical)">
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/StatementOfOperations" xlink:title="0110 - Statement - Consolidated Statements of Operations (Unaudited)">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_NetIncomeLoss" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="loc_NetIncomeLossAttributableToNoncontrollingInterest" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetIncomeLoss" xlink:to="loc_NetIncomeLossAttributableToNoncontrollingInterest" order="40" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_ProfitLoss" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetIncomeLoss" xlink:to="loc_ProfitLoss" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_EarningsPerShareBasic" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_EarningsPerShareDiluted" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ProfitLoss" xlink:to="loc_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_OperatingIncomeLoss" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:to="loc_OperatingIncomeLoss" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="loc_CostsAndExpenses" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OperatingIncomeLoss" xlink:to="loc_CostsAndExpenses" order="20" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CostOfGoodsAndServicesEnergyCommoditiesAndServices" xlink:label="loc_CostOfGoodsAndServicesEnergyCommoditiesAndServices" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CostsAndExpenses" xlink:to="loc_CostOfGoodsAndServicesEnergyCommoditiesAndServices" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations" xlink:label="loc_UtilitiesOperatingExpenseMaintenanceAndOperations" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CostsAndExpenses" xlink:to="loc_UtilitiesOperatingExpenseMaintenanceAndOperations" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CostOfServicesDepreciationAndAmortization" xlink:label="loc_CostOfServicesDepreciationAndAmortization" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CostsAndExpenses" xlink:to="loc_CostOfServicesDepreciationAndAmortization" order="80" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_TaxesExcludingIncomeAndExciseTaxes" xlink:label="loc_TaxesExcludingIncomeAndExciseTaxes" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CostsAndExpenses" xlink:to="loc_TaxesExcludingIncomeAndExciseTaxes" order="100" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherCostAndExpenseOperating" xlink:label="loc_OtherCostAndExpenseOperating" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CostsAndExpenses" xlink:to="loc_OtherCostAndExpenseOperating" order="120" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_UtilityRevenue" xlink:label="loc_UtilityRevenue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OperatingIncomeLoss" xlink:to="loc_UtilityRevenue" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="loc_NonoperatingIncomeExpense" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:to="loc_NonoperatingIncomeExpense" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_InterestExpense" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NonoperatingIncomeExpense" xlink:to="loc_InterestExpense" order="20" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="loc_InvestmentIncomeInterest" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NonoperatingIncomeExpense" xlink:to="loc_InvestmentIncomeInterest" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherNonoperatingIncome" xlink:label="loc_OtherNonoperatingIncome" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NonoperatingIncomeExpense" xlink:to="loc_OtherNonoperatingIncome" order="60" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherNonoperatingExpense" xlink:label="loc_OtherNonoperatingExpense" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NonoperatingIncomeExpense" xlink:to="loc_OtherNonoperatingExpense" order="80" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_IncomeTaxExpenseBenefit" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:to="loc_IncomeTaxExpenseBenefit" order="60" use="optional" weight="-1" priority="1" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/NewAccountingPronouncements" xlink:title="0203 - Disclosure - New Accounting Pronouncements" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/RegulatoryMatters" xlink:title="0207 - Disclosure - Regulatory Matters" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/LongTermDebt" xlink:title="0209 - Disclosure - Long-Term Debt" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/ShortTermCreditArrangementsAndBorrowings" xlink:title="0210 - Disclosure - Short-Term Credit Arrangements and Borrowings" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/CommitmentsAndContingencies" xlink:title="0211 - Disclosure - Commitments and Contingencies" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/StatementsOfCashFlows" xlink:title="0130 - Statement - Consolidated Statements of Cash Flows (Unaudited)">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_CashAndCashEquivalentsPeriodIncreaseDecrease" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_NetCashProvidedByUsedInFinancingActivities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="loc_NetCashProvidedByUsedInFinancingActivities" order="60" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" xlink:label="loc_ProceedsFromPaymentsForOtherFinancingActivities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInFinancingActivities" xlink:to="loc_ProceedsFromPaymentsForOtherFinancingActivities" order="160" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_ProceedsFromIssuanceOfCommonStock" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInFinancingActivities" xlink:to="loc_ProceedsFromIssuanceOfCommonStock" order="120" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:label="loc_ProceedsFromRepaymentsOfShortTermDebt" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInFinancingActivities" xlink:to="loc_ProceedsFromRepaymentsOfShortTermDebt" order="100" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_RepaymentsOfLongTermDebt" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInFinancingActivities" xlink:to="loc_RepaymentsOfLongTermDebt" order="80" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_NetCashProvidedByUsedInInvestingActivities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="loc_NetCashProvidedByUsedInInvestingActivities" order="40" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_PaymentsForProceedsFromOtherInvestingActivities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_PaymentsForProceedsFromOtherInvestingActivities" order="240" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xlink:label="loc_PaymentsToAcquireAvailableForSaleSecurities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_PaymentsToAcquireAvailableForSaleSecurities" order="220" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities" xlink:label="loc_ProceedsFromSaleOfAvailableForSaleSecurities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_ProceedsFromSaleOfAvailableForSaleSecurities" order="160" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInRestrictedCash" xlink:label="loc_IncreaseDecreaseInRestrictedCash" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_IncreaseDecreaseInRestrictedCash" order="140" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="dte-20110331.xsd#dte_PaymentsToAcquirePropertyPlantAndEquipmentNonUtility" xlink:label="dte_PaymentsToAcquirePropertyPlantAndEquipmentNonUtility" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="dte_PaymentsToAcquirePropertyPlantAndEquipmentNonUtility" order="120" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="dte-20110331.xsd#dte_PaymentsToAcquirePropertyPlantAndEquipmentUtility" xlink:label="dte_PaymentsToAcquirePropertyPlantAndEquipmentUtility" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="dte_PaymentsToAcquirePropertyPlantAndEquipmentUtility" order="100" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_NetCashProvidedByUsedInOperatingActivities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="loc_NetCashProvidedByUsedInOperatingActivities" order="20" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapital" xlink:label="loc_IncreaseDecreaseInOperatingCapital" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_IncreaseDecreaseInOperatingCapital" order="160" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther" xlink:label="loc_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther" order="140" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DeferredIncomeTaxesAndTaxCredits" xlink:label="loc_DeferredIncomeTaxesAndTaxCredits" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_DeferredIncomeTaxesAndTaxCredits" order="120" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_DepreciationDepletionAndAmortization" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_DepreciationDepletionAndAmortization" order="100" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_ProfitLoss" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInOperatingActivities" xlink:to="loc_ProfitLoss" order="80" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="loc_PaymentsOfDividendsCommonStock" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInFinancingActivities" xlink:to="loc_PaymentsOfDividendsCommonStock" order="140" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_PaymentsForRepurchaseOfCommonStock" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInFinancingActivities" xlink:to="loc_PaymentsForRepurchaseOfCommonStock" order="20" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="dte-20110331.xsd#dte_ConsolidationOfVIES" xlink:label="dte_ConsolidationOfVIES" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="dte_ConsolidationOfVIES" order="180" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProceedsFromSaleOfOtherProductiveAssets" xlink:label="loc_ProceedsFromSaleOfOtherProductiveAssets" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_NetCashProvidedByUsedInInvestingActivities" xlink:to="loc_ProceedsFromSaleOfOtherProductiveAssets" order="130" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/StatementsOfComprehensiveIncome" xlink:title="0150 - Statement - Consolidated Statements of Comprehensive Income (Unaudited)">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_ComprehensiveIncomeNetOfTax" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:label="loc_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ComprehensiveIncomeNetOfTax" xlink:to="loc_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" order="40" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ComprehensiveIncomeNetOfTax" xlink:to="loc_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease" xlink:label="loc_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:to="loc_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease" order="100" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax" xlink:label="loc_OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease" xlink:to="loc_OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax" xlink:label="loc_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease" xlink:to="loc_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_ProfitLoss" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:to="loc_ProfitLoss" order="60" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:label="loc_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:to="loc_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="loc_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:to="loc_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" order="60" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="dte-20110331.xsd#dte_AmountsReclassifiedToBenefitObligationsRelatedToConsolidationOfVariableInterestEntitiesTwo" xlink:label="dte_AmountsReclassifiedToBenefitObligationsRelatedToConsolidationOfVariableInterestEntitiesTwo" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:to="dte_AmountsReclassifiedToBenefitObligationsRelatedToConsolidationOfVariableInterestEntitiesTwo" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:label="loc_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:to="loc_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease" order="80" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="dte-20110331.xsd#dte_BenefitObligationsNetOfTax" xlink:label="dte_BenefitObligationsNetOfTax" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:to="dte_BenefitObligationsNetOfTax" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="dte-20110331.xsd#dte_AmountsReclassifiedToBenefitObligationsRelatedToConsolidationOfVariableInterestEntities" xlink:label="dte_AmountsReclassifiedToBenefitObligationsRelatedToConsolidationOfVariableInterestEntities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:to="dte_AmountsReclassifiedToBenefitObligationsRelatedToConsolidationOfVariableInterestEntities" order="40" use="optional" weight="1" priority="1" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/StatementsOfComprehensiveIncomeParenthetical" xlink:title="0151 - Statement - Consolidated Statements of Comprehensive Income (Unaudited) (Parenthetical)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/DocumentAndEntityInformation" xlink:title="00 - Document - Document and Entity Information" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/OrganizationAndBasisOfPresentation" xlink:title="0201 - Disclosure - Organization and Basis of Presentation" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/SignificantAccountingPolicies" xlink:title="0202 - Disclosure - Significant Accounting Policies" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/FairValue" xlink:title="0204 - Disclosure - Fair Value" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/AssetRetirementObligations" xlink:title="0206 - Disclosure - Asset Retirement Obligations" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/EarningsPerShare" xlink:title="0208 - Disclosure - Earnings Per Share" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/RetirementBenefitsAndTrusteedAssets" xlink:title="0212 - Disclosure - Retirement Benefits and Trusteed Assets" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/StockBasedCompensation" xlink:title="0213 - Disclosure - Stock-Based Compensation" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/FinancialAndOtherDerivativeInstruments" xlink:title="0205 - Disclosure - Financial and Other Derivative Instruments" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/AssetRetirementObligationsTables" xlink:title="0506 - Disclosure - Asset Retirement Obligations (Tables)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/AssetRetirementObligationsDetails" xlink:title="0606 - Disclosure - Asset Retirement Obligations (Details)">
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/SignificantAccountingPoliciesPolicies" xlink:title="0402 - Disclosure - Significant Accounting Policies (Policies)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/LongTermDebtDetails" xlink:title="0609 - Disclosure - Long-Term Debt (Details)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/SupplementalCashFlowInformationTables" xlink:title="0514 - Disclosure - Supplemental Cash Flow Information (Tables)">
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/SupplementalCashFlowInformationDetails" xlink:title="0614 - Disclosure - Supplemental Cash Flow Information (Details)">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapital" xlink:label="loc_IncreaseDecreaseInOperatingCapital" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="loc_IncreaseDecreaseInOtherOperatingAssets" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncreaseDecreaseInOperatingCapital" xlink:to="loc_IncreaseDecreaseInOtherOperatingAssets" order="200" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInCommodityContractAssetsAndLiabilities" xlink:label="loc_IncreaseDecreaseInCommodityContractAssetsAndLiabilities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncreaseDecreaseInOperatingCapital" xlink:to="loc_IncreaseDecreaseInCommodityContractAssetsAndLiabilities" order="160" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable" xlink:label="loc_IncreaseDecreaseInAccruedIncomeTaxesPayable" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncreaseDecreaseInOperatingCapital" xlink:to="loc_IncreaseDecreaseInAccruedIncomeTaxesPayable" order="140" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="loc_IncreaseDecreaseInAccountsPayable" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncreaseDecreaseInOperatingCapital" xlink:to="loc_IncreaseDecreaseInAccountsPayable" order="120" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidPensionCosts" xlink:label="loc_IncreaseDecreaseInPrepaidPensionCosts" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncreaseDecreaseInOperatingCapital" xlink:to="loc_IncreaseDecreaseInPrepaidPensionCosts" order="100" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_IncreaseDecreaseInInventories" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncreaseDecreaseInOperatingCapital" xlink:to="loc_IncreaseDecreaseInInventories" order="80" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_IncreaseDecreaseInAccountsReceivable" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncreaseDecreaseInOperatingCapital" xlink:to="loc_IncreaseDecreaseInAccountsReceivable" order="60" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities" xlink:label="loc_IncreaseDecreaseInOtherOperatingLiabilities" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncreaseDecreaseInOperatingCapital" xlink:to="loc_IncreaseDecreaseInOtherOperatingLiabilities" order="40" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_IncreaseDecreaseInPostretirementObligations" xlink:label="loc_IncreaseDecreaseInPostretirementObligations" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_IncreaseDecreaseInOperatingCapital" xlink:to="loc_IncreaseDecreaseInPostretirementObligations" order="180" use="optional" weight="-1" priority="1" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/SegmentInformationTables" xlink:title="0515 - Disclosure - Segment Information (Tables)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/SegmentInformationDetails" xlink:title="0615 - Disclosure - Segment Information (Details)">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_SegmentReportingInformationIntersegmentRevenue" xlink:label="loc_SegmentReportingInformationIntersegmentRevenue" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/CommitmentsAndContingenciesDetails" xlink:title="0611 - Disclosure - Commitments and Contingencies (Details)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/SupplementalCashFlowInformation" xlink:title="0214 - Disclosure - Supplemental Cash Flow Information" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/EarningsPerShareDetails" xlink:title="0608 - Disclosure - Earnings Per Share (Details)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/EarningsPerShareTables" xlink:title="0508 - Disclosure - Earnings Per Share (Tables)">
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/FinancialAndOtherDerivativeInstrumentsDetails" xlink:title="0605 - Disclosure - Financial and Other Derivative Instruments (Details)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/FinancialAndOtherDerivativeInstrumentsTables" xlink:title="0505 - Disclosure - Financial and Other Derivative Instruments (Tables)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/FairValueTables" xlink:title="0504 - Disclosure - Fair Value (Tables)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/FairValueDetails" xlink:title="0604 - Disclosure - Fair Value (Details)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/OrganizationAndBasisOfPresentationTables" xlink:title="0501 - Disclosure - Organization and Basis of Presentation (Tables)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/OrganizationAndBasisOfPresentationDetails" xlink:title="0601 - Disclosure - Organization and Basis of Presentation (Details)">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_Assets" xlink:label="loc_Assets" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_OtherAssetsNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_OtherAssetsNoncurrent" order="180" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_NotesReceivableNet" xlink:label="loc_NotesReceivableNet" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_NotesReceivableNet" order="160" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_SecuritizedRegulatoryTransitionAssetsNoncurrent" xlink:label="loc_SecuritizedRegulatoryTransitionAssetsNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_SecuritizedRegulatoryTransitionAssetsNoncurrent" order="140" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_PropertyPlantAndEquipmentNet" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_PropertyPlantAndEquipmentNet" order="120" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_OtherAssetsCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_OtherAssetsCurrent" order="100" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_InventoryNet" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_InventoryNet" order="80" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_AccountsReceivableNetCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_AccountsReceivableNetCurrent" order="60" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_RestrictedCashAndCashEquivalentsAtCarryingValue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_RestrictedCashAndCashEquivalentsAtCarryingValue" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_CashAndCashEquivalentsAtCarryingValue" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Assets" xlink:to="loc_CashAndCashEquivalentsAtCarryingValue" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_Liabilities" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_OtherLiabilitiesNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Liabilities" xlink:to="loc_OtherLiabilitiesNoncurrent" order="140" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_CapitalLeaseObligationsNoncurrent" xlink:label="loc_CapitalLeaseObligationsNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Liabilities" xlink:to="loc_CapitalLeaseObligationsNoncurrent" order="120" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LongTermTransitionBond" xlink:label="loc_LongTermTransitionBond" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Liabilities" xlink:to="loc_LongTermTransitionBond" order="100" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_LongTermDebtNoncurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Liabilities" xlink:to="loc_LongTermDebtNoncurrent" order="80" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_OtherLiabilitiesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Liabilities" xlink:to="loc_OtherLiabilitiesCurrent" order="60" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="loc_LongTermDebtAndCapitalLeaseObligationsCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Liabilities" xlink:to="loc_LongTermDebtAndCapitalLeaseObligationsCurrent" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="loc_AccountsPayableAndAccruedLiabilitiesCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_Liabilities" xlink:to="loc_AccountsPayableAndAccruedLiabilitiesCurrent" order="20" use="optional" weight="1" priority="1" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/RetirementBenefitsAndTrusteedAssetsDetails" xlink:title="0612 - Disclosure - Retirement Benefits and Trusteed Assets [Details]">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:label="loc_DefinedBenefitPlanNetPeriodicBenefitCost" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfTransitionObligationsAssets" xlink:label="loc_DefinedBenefitPlanAmortizationOfTransitionObligationsAssets" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:to="loc_DefinedBenefitPlanAmortizationOfTransitionObligationsAssets" order="120" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xlink:label="loc_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:to="loc_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" order="100" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:label="loc_DefinedBenefitPlanAmortizationOfGainsLosses" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:to="loc_DefinedBenefitPlanAmortizationOfGainsLosses" order="80" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:label="loc_DefinedBenefitPlanExpectedReturnOnPlanAssets" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:to="loc_DefinedBenefitPlanExpectedReturnOnPlanAssets" order="60" use="optional" weight="-1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost" xlink:label="loc_DefinedBenefitPlanInterestCost" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:to="loc_DefinedBenefitPlanInterestCost" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost" xlink:label="loc_DefinedBenefitPlanServiceCost" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:to="loc_DefinedBenefitPlanServiceCost" order="20" use="optional" weight="1" priority="1" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/ShortTermCreditArrangementsAndBorrowingsTables" xlink:title="0510 - Disclosure - Short-Term Credit Arrangements and Borrowings (Tables)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/ShortTermCreditArrangementsAndBorrowingsDetails" xlink:title="0610 - Disclosure - Short-Term Credit Arrangements and Borrowings (Details)">
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:label="loc_LineOfCreditFacilityRemainingBorrowingCapacity" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LineOfCreditFacilityAmountOutstanding" xlink:label="loc_LineOfCreditFacilityAmountOutstanding" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:to="loc_LineOfCreditFacilityAmountOutstanding" order="40" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity" xlink:label="loc_LineOfCreditFacilityCurrentBorrowingCapacity" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:to="loc_LineOfCreditFacilityCurrentBorrowingCapacity" order="20" use="optional" weight="1" priority="1" />
    <loc xlink:type="locator" xlink:href="http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsd#us-gaap_LinesOfCreditCurrent" xlink:label="loc_LinesOfCreditCurrent" />
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_LineOfCreditFacilityAmountOutstanding" xlink:to="loc_LinesOfCreditCurrent" order="40" use="optional" weight="1" priority="1" />
  </calculationLink>
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/StockBasedCompensationTables" xlink:title="0513 - Disclosure - Stock-Based Compensation (Tables)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/StockBasedCompensationDetails" xlink:title="0613 - Disclosure - Stock-Based Compensation (Details)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/RegulatoryMattersTables" xlink:title="0507 - Disclosure - Regulatory Matters (Tables)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/RetirementBenefitsAndTrusteedAssetsTables" xlink:title="0512 - Disclosure - Retirement Benefits and Trusteed Assets (Tables)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/ConsolidatedStatementsOfChangesInEquity" xlink:title="0140 - Statement - Consolidated Statements of Changes in Equity (Unaudited)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/FairValueDetails1" xlink:title="06041 - Disclosure - Fair Value (Details 1)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/FairValueDetails2" xlink:title="06042 - Disclosure - Fair Value (Details 2)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/FairValueDetailsTextuals" xlink:title="06043 - Disclosure - Fair Value (Details Textuals)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/SignificantAccountingPoliciesDetails" xlink:title="0602 - Disclosure - Significant Accounting Policies (Details)" />
  <calculationLink xlink:type="extended" xlink:role="http://dteenergy.com/role/SegmentInformation" xlink:title="0215 - Disclosure - Segment Information" />
</linkbase>
