Exhibit 12.1

Computation of Ratio of Earnings to Fixed Charges

CSX Corporation

Ratio of Earnings to Fixed Charges

(Millions of Dollars)

	For the Nine Months Ended September 25, 2015			For the Fiscal Years Ended
				Dec. 26, 2014			Dec. 27, 2013			Dec. 28, 2012			Dec. 30, 2011			Dec. 31, 2010
EARNINGS:
Earnings before Income Taxes	$	2,397			3,044		$	2,922		$	2,971		$	2,940		$	2,527
Interest Expense		404			545			561			566			552			557
Amortization of debt discount		(2	)		(3	)		(3	)		(3	)		(3	)		(3	)
Interest Portion of Fixed Rent		15			21			26			27			29			31
Undistributed Earnings of Unconsolidated Subsidiaries		(28	)		(43	)		(42	)		(29	)		(30	)		(33	)
Earnings, as Adjusted	$	2,785			3,564		$	3,464		$	3,532		$	3,488		$	3,079
FIXED CHARGES:
Interest Expense	$	404			545		$	561		$	566		$	552		$	557
Capitalized Interest		20			26			21			20			15			10
Amortization of debt discount		(2	)		(3	)		(3	)		(3	)		(3	)		(3	)
Interest Portion of Fixed Rent		15			21			26			27			29			31
Fixed Charges	$	436			590		$	606		$	610		$	593		$	595
Ratio of Earnings to Fixed Charges		6.4x			6.0x			5.7x			5.8x			5.9x			5.2x