Koppers (KOP) 10-Q 2015 Q2 Quarterly report

Exhibit 12.1

KOPPERS HOLDINGS INC.

RATIO OF EARNINGS TO FIXED CHARGES

(Dollars in millions, except ratios)

	2010			2011			2012			2013			2014			Six months ended June 30, 2015
Earnings:
Income (loss) from continuing operations before taxes	$	73.8		$	52.5		$	100.6		$	77.0		$	(5.9	)	$	8.5
Deduct: Equity earnings net of dividends		0.0			0.2			0.8			0.8			(1.6	)		(1.1	)
Deduct: Pre-tax income of noncontrolling interests		0.5			0.9			2.0			0.0			0.0			0.0
Add: Fixed charges		40.3			40.8			41.6			39.4			51.8			32.5
Earnings as defined	$	113.6		$	92.2		$	139.4		$	115.6		$	47.5		$	42.1
Fixed charges:
Interest expensed	$	27.1		$	27.2		$	27.9		$	26.8		$	39.1		$	25.9
Other		0.0			0.0			0.0			0.4			1.3			0.0
Rents		42.5			43.8			44.3			39.4			36.7			21.3
Interest factor		31	%		31	%		31	%		31	%		31	%		31	%
Estimated interest component of rent		13.2			13.6			13.7			12.2			11.4			6.6
Total fixed charges	$	40.3		$	40.8		$	41.6		$	39.4		$	51.8		$	32.5
Ratio of earnings to fixed charges		2.82			2.26			3.35			2.93			0.92			1.30