Exhibit 12(f)
KENTUCKY UTILITIES COMPANY
COMPUTATION OF RATIO OF EARNINGS TO COMBINED FIXED CHARGES
(Millions of Dollars)
				Successor				Predecessor
				6 Months		2 Months		10 Months
				Ended		Ended		Ended
				June 30,		Dec. 31,		Oct. 31,			Year Ended December 31,
				2011		2010		2010		2009		2008		2007		2006
Earnings, as defined:
	Income Before Income Taxes			$	138	$	55	$	218	$	200	$	226	$	244	$	226
	Adjustment to reflect earnings from equity
		method investments on a cash basis			(1)				(4)		11				(5)		(2)
	Mark to market impact of derivative
		instruments									1		(1)
					137		55		214		212		225		239		224
	Total fixed charges as below				37		11		71		79		77		59		41
			Total earnings	$	174	$	66	$	285	$	291	$	302	$	298	$	265
Fixed charges, as defined:
	Interest charges (a)			$	35	$	10	$	69	$	76	$	74	$	57	$	39
	Estimated interest component of
	operating rentals				2		1		2		3		3		2		2
			Total fixed charges (b)	$	37	$	11	$	71	$	79	$	77	$	59	$	41
Ratio of earnings to fixed charges					4.7		6.0		4.0		3.7		3.9		5.1		6.5

(a)	Includes interest on long-term and short-term debt, as well as amortization of debt discount, expense and premium - net.
(b)	Interest on unrecognized tax benefits is not included in fixed charges.