Koppers (KOP) 10-Q 2013 Q2 Quarterly report

Exhibit 12.1

KOPPERS HOLDINGS INC.

RATIO OF EARNINGS TO FIXED CHARGES

(Dollars in millions, except ratios)

	2008			2009			2010			2011			2012			Six months ended June 30, 2013
Earnings:
Income from continuing operations before taxes	$	90.0		$	35.5		$	73.8		$	52.5		$	100.6		$	41.4
Deduct: Equity earnings net of dividends		(0.6	)		(0.8	)		0.0			0.2			0.8			0.4
Deduct:Pre-tax income of noncontrolling interests		0.8			3.4			0.5			0.9			2.0			1.0
Add: Fixed charges		53.5			71.6			40.3			40.8			41.6			19.6
Earnings as defined	$	143.3		$	104.5		$	113.6		$	92.2		$	139.4		$	59.6
Fixed charges:
Interest expensed	$	41.4		$	58.7		$	27.1		$	27.2		$	27.9		$	13.5
Other		0.4			0.5			0.0			0.0			0.0			0.0
Rents		39.0			41.5			42.5			43.8			44.3			19.6
Interest factor		31	%		31	%		31	%		31	%		31	%		31	%
Estimated interest component of rent		12.1			12.9			13.2			13.6			13.7			6.1
Total fixed charges	$	53.9		$	72.1		$	40.3		$	40.8		$	41.6		$	19.6
Ratio of earnings to fixed charges		2.66			1.45			2.82			2.26			3.35			3.04