Business Segments (Tables)

3 Months Ended

Mar. 31, 2025

Segment Reporting Information [Line Items]

Financial Reporting for Reportable Business Segments

The following tables present financial information for DPL’s reportable business segment:

$ in millions	Utility		Other		Adjustments and Eliminations		DPL Consolidated
Three months ended March 31, 2025
Revenue from external customers	$	251.8	$	2.5	$	—	$	254.3
Intersegment revenue	0.3		1.2		(1.5)		—
Total revenue	252.1		3.7		(1.5)		254.3
Operating costs and expenses
Net purchased power	94.8		0.6		(0.3)		95.1
Operation and maintenance	63.9		2.8		(1.2)		65.5
Depreciation and amortization	28.8		0.4		—		29.2
Taxes other than income taxes	36.2		0.1		—		36.3
Interest expense, net	14.7		9.2		—		23.9
Other segment items (a)	1.3		(0.7)		—		0.6
Income / (loss) before income tax	12.4		(8.7)		—		3.7
Income tax expense / (benefit)	1.7		(0.7)		—		1.0
Net income / (loss)	$	10.7	$	(8.0)	$	—	$	2.7
(a) Other segment items primarily includes AFUDC equity and other miscellaneous gains and losses in Other income / (expense), net.
Cash capital expenditures	$	85.3	$	—	$	—	$	85.3
$ in millions	Utility		Other		Adjustments and Eliminations		DPL Consolidated
Three months ended March 31, 2024
Revenue from external customers	$	224.1	$	2.3	$	—	$	226.4
Intersegment revenue	0.2		1.2		(1.4)		—
Total revenue	224.3		3.5		(1.4)		226.4
Operating costs and expenses
Net purchased power	89.5		0.4		(0.2)		89.7
Operation and maintenance	60.7		1.4		(1.2)		60.9
Depreciation and amortization	22.1		0.5		—		22.6
Taxes other than income taxes	29.2		—		—		29.2
Interest expense, net	11.2		9.0		0.1		20.3
Other segment items(a)	(0.1)		(0.3)		(0.1)		(0.5)
Income / (loss) before income tax	11.7		(7.5)		—		4.2
Income tax expense / (benefit)	2.3		(0.7)		—		1.6
Net income / (loss)	$	9.4	$	(6.8)	$	—	$	2.6
(a) Other segment items primarily includes AFUDC equity and other miscellaneous gains and losses in Other income / (expense), net.
Cash capital expenditures	$	173.1	$	1.5	$	—	$	174.6

Total Assets ($ in millions)	March 31, 2025		December 31, 2024
Utility	$	3,432.6	$	3,355.2
All Other (a)	56.8		62.2
DPL Consolidated	$	3,489.4	$	3,417.4