Reg. S-K

Item 601

Exhibit 12

BERKSHIRE HATHAWAY INC.

Calculation of Ratio of Consolidated Earnings to Consolidated Fixed Charges

(Dollars in millions)

	Year Ended December 31,
	2014		2013		2012		2011		2010
Net earnings attributable to Berkshire Hathaway shareholders	$	19,872	$	19,476	$	14,824	$	10,254	$	12,967
Income tax expense		7,935		8,951		6,924		4,568		5,607
Earnings attributable to noncontrolling interests		298		369		488		492		527
(Earnings) loss from equity method investments		33		255		—		—		(50	)
Dividends from equity method investments		—		—		—		—		20
Fixed charges		3,882		3,386		3,304		3,219		3,084
Earnings available for fixed charges	$	32,020	$	32,437	$	25,540	$	18,533	$	22,155
Fixed charges
Interest expense, including amortization	$	3,253	$	2,801	$	2,744	$	2,664	$	2,558
Rentals representing interest and capitalized interest		629		585		560		555		526
	$	3,882	$	3,386	$	3,304	$	3,219	$	3,084
Ratio of earnings to fixed charges		8.25x		9.58x		7.73x		5.76x		7.18x