Segments and Related Information (Tables)

6 Months Ended

Jun. 30, 2012

Segments and Related Information [Abstract]

Segment financial information

Three Months Ended	Electric						Great Plains
June 30, 2012	Utility			Other			Energy
	(millions)
Operating revenues	$	603.6		$	-		$	603.6
Depreciation and amortization		(67.9	)		-			(67.9	)
Interest charges		(50.4	)		(5.4	)		(55.8	)
Income tax (expense) benefit		(35.9	)		4.1			(31.8	)
Net income (loss) attributable to Great Plains Energy		63.8			(5.7	)		58.1

Year to Date	Electric						Great Plains
June 30, 2012	Utility			Other			Energy
	(millions)
Operating revenues	$	1,083.3		$	-		$	1,083.3
Depreciation and amortization		(135.3	)		-			(135.3	)
Interest charges		(101.1	)		(21.6	)		(122.7	)
Income tax (expense) benefit		(34.1	)		11.8			(22.3	)
Net income (loss) attributable to Great Plains Energy		68.3			(19.3	)		49.0

Three Months Ended	Electric						Great Plains
June 30, 2011	Utility			Other			Energy
	(millions)
Operating revenues	$	565.1		$	-		$	565.1
Depreciation and amortization		(67.6	)		-			(67.6	)
Interest charges		(40.3	)		(10.0	)		(50.3	)
Income tax (expense) benefit		(26.0	)		6.2			(19.8	)
Net income (loss) attributable to Great Plains Energy		49.0			(5.6	)		43.4

Year to Date	Electric						Great Plains
June 30, 2011	Utility			Other			Energy
	(millions)
Operating revenues	$	1,058.0		$	-		$	1,058.0
Depreciation and amortization		(140.0	)		-			(140.0	)
Interest charges		(74.6	)		(20.6	)		(95.2	)
Income tax (expense) benefit		(26.9	)		11.7			(15.2	)
Net income (loss) attributable to Great Plains Energy		56.0			(10.2	)		45.8

	Electric							Great Plains
	Utility		Other		Eliminations			Energy
June 30, 2012	(millions)
Assets	$	9,907.8	$	66.1	$	(661.0	)	$	9,312.9
Capital expenditures (a)		263.4		-		-			263.4
December 31, 2011
Assets	$	9,483.4	$	51.9	$	(417.3	)	$	9,118.0
Capital expenditures (a)		456.6		-		-			456.6
(a) Capital expenditures reflect year to date amounts for the periods presented.