Exhibit 12

CBS CORPORATION AND SUBSIDIARIES

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

(Tabular dollars in millions, except ratios)

	Three Months Ended				Twelve Months Ended
	March 31,				December 31,
	2012		2011		2011		2010		2009		2008			2007
Earnings (loss) from continuing operations before income taxes and equity in loss of investee companies	$	571	$	338	$	2,083	$	1,222	$	443	$	(12,575	)	$	2,133
Add:
Distributions from investee companies	1		2		13		—		2		6			8
Interest expense, net of capitalized interest	110		110		436		529		542		547			571
1/3 of rental expense	46		46		200		198		206		216			193
Total Earnings (loss) from continuing operations	$	728	$	496	$	2,732	$	1,949	$	1,193	$	(11,806	)	$	2,905
Fixed charges:
Interest expense, net of capitalized interest	$	110	$	110	$	436	$	529	$	542	$	547		$	571
1/3 of rental expense	46		46		200		198		206		216			193
Total fixed charges	$	156	$	156	$	636	$	727	$	748	$	763		$	764
Ratio of earnings to fixed charges	4.7x		3.2x		4.3x		2.7x		1.6x		Note a			3.8x

Note:

(a) Earnings are inadequate to cover fixed charges by $12.57 billion in 2008 due to the noncash impairment charges of $14.18 billion.