Consumers Energy (CMS-PB) 10-Q 2011 Q3 Quarterly report

Exhibit 12.2

CONSUMERS ENERGY COMPANY
Ratio of Earnings to Fixed Charges and Combined Fixed Charges and Preferred Dividends
(Millions of Dollars)

	Nine Months Ended		Year Ended December 31
	September 30, 2011		2010		2009		2008		2007		2006
Earnings as defined1
Pretax income from continuing operations	$	632	$	688	$	456	$	562	$	437	$	167
Exclude equity basis subsidiaries		—		—		—		—		—		(1	)
Fixed charges as defined		216		296		313		276		293		307
Earnings as defined	$	848	$	984	$	769	$	838	$	730	$	473
Fixed charges as defined1
Interest on long-term debt	$	188	$	246	$	250	$	229	$	236	$	286
Estimated interest portion of lease rental		14		16		17		25		23		8
Other interest charges		14		34		46		22		34		13
Fixed charges as defined	$	216	$	296	$	313	$	276	$	293	$	307
Preferred dividends		3		3		3		3		3		3
Combined fixed charges and preferred dividends	$	219	$	299	$	316	$	279	$	296	$	310
Ratio of earnings to fixed charges		3.93		3.32		2.46		3.04		2.49		1.54
Ratio of earnings to combined fixed charges and preferred dividends		3.87		3.29		2.43		3.00		2.47		1.53

NOTES:

¹   Earnings and fixed charges as defined in instructions for Item 503 of Regulation S-K.