Business Segments

3 Months Ended

Mar. 31, 2024

Segment Reporting [Abstract]

Business Segments

BUSINESS SEGMENTS

Duke Energy

Duke Energy's segment structure includes the following two segments: EU&I and GU&I.

The EU&I segment primarily includes Duke Energy's regulated electric utilities in the Carolinas, Florida and the Midwest. EU&I also includes Duke Energy's electric transmission infrastructure investments and the offshore wind contract for Carolina Long Bay.

The GU&I segment includes Piedmont, Duke Energy's natural gas local distribution companies in Ohio and Kentucky and Duke Energy's natural gas storage, midstream pipeline and renewable natural gas investments.

The remainder of Duke Energy’s operations is presented as Other, which is primarily comprised of interest expense on holding company debt, unallocated corporate costs, Duke Energy’s wholly owned captive insurance company, Bison, and Duke Energy's ownership interest in National Methanol Company.

Business segment information is presented in the following tables. Segment assets presented exclude intercompany assets.

	Three Months Ended March 31, 2024
	Electric		Gas		Total
	Utilities and		Utilities and		Reportable
(in millions)	Infrastructure		Infrastructure		Segments		Other		Eliminations		Total
Unaffiliated revenues	$	6,785	$	879	$	7,664	$	7	$	—	$	7,671
Intersegment revenues	18		23		41		31		(72)		—
Total revenues	$	6,803	$	902	$	7,705	$	38	$	(72)	$	7,671
Segment income (loss)	$	1,021	$	284	$	1,305	$	(203)	$	—	$	1,102
Less: Noncontrolling interests											(13)
Add: Preferred stock dividend											39
Discontinued operations											(3)
Net Income											$	1,151
Segment assets(a)	$	156,606	$	17,464	$	174,070	$	4,600	$	—	$	178,670

	Three Months Ended March 31, 2023
	Electric		Gas		Total
	Utilities and		Utilities and		Reportable
(in millions)	Infrastructure		Infrastructure		Segments		Other		Eliminations		Total
Unaffiliated revenues	$	6,381	$	888	$	7,269	$	7	$	—	$	7,276
Intersegment revenues	17		23		40		24		(64)		—
Total revenues	$	6,398	$	911	$	7,309	$	31	$	(64)	$	7,276
Segment income (loss)	$	791	$	287	$	1,078	$	(168)	$	—	$	910
Less: Noncontrolling interests											43
Add: Preferred stock dividend											39
Discontinued operations											(145)
Net Income											$	761

(a)Other includes Assets Held for Sale balances related to the Commercial Renewables Disposal Groups. Refer to Note 2 for further information.

Duke Energy Ohio

Duke Energy Ohio has two reportable segments, EU&I and GU&I. The remainder of Duke Energy Ohio's operations is presented as Other.

	Three Months Ended March 31, 2024
	Electric		Gas		Total
	Utilities and		Utilities and		Reportable
(in millions)	Infrastructure		Infrastructure		Segments		Other		Eliminations		Total
Total revenues	$	458	$	220	$	678	$	—	$	—	$	678
Segment income (loss)/Net income	$	55	$	41	$	96	$	(2)	$	—	$	94
Segment assets	$	7,935	$	4,350	$	12,285	$	13	$	7	$	12,305

	Three Months Ended March 31, 2023
	Electric		Gas		Total
	Utilities and		Utilities and		Reportable
(in millions)	Infrastructure		Infrastructure		Segments		Other		Total
Total revenues	$	474	$	235	$	709	$	—	$	709
Segment income (loss)/Net income	$	49	$	52	$	101	$	(1)	$	100