EXHIBIT 12.1

DTE ENERGY COMPANY
COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

				Six Months Ended		Twelve Months Ended December 31
				June 30 2003 (a)		2002		2001		2000		1999		1998
(Millions of Dollars)
Earnings:
	Pretax earnings			$	58	$	573	$	219	$	480	$	546	$	600
		Add:
			Loss from equity investee		11		14		22		26		15		5
			Fixed charges		271		562		478		370		378		353
			Distributed income from equity investees		11		10		9		—		—		—
					351		1,159		728		876		939		958
Fixed charges:
		Interest expense			267		558		470		336		344		319
		Interest factor of rents			4		4		8		34		34		34
				$	271	$	562	$	478	$	370	$	378	$	353
Ratio of earnings to fixed charges					1.30		2.06		1.52		2.37		2.48		2.72

DTE ENERGY COMPANY
COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
PREFERRED SECURITIES DIVIDENDS

						Twelve Months Ended December 31
				Six Months Ended
				June 30 2003		2002		2001		2000		1999		1998
(Millions of Dollars)
Earnings:
	Pretax earnings			$	58	$	573	$	219	$	480	$	546	$	600
		Add:
			Loss from equity investee		11		14		22		26		15		5
			Fixed charges	$	289		600		501		370		378		360
			Distributed income from equity investees		11		10		9		—		—		—
					369		1,197		751		876		939		965
Fixed charges:
		Interest expense			267		558		470		336		344		319
		Interest factor of rents			4		4		8		34		34		34
		Preferred stock dividend factor			18		38		23		—		—		7
				$	289	$	600	$	501	$	370	$	378	$	360
Ratio of earnings to fixed charges and preferred securities dividends					1.28		1.99		1.50		2.37		2.48		2.68