AUTOZONE INC - FORM 10-Q - EX-12.1 - EXHIBIT 12.1

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EXCEL - IDEA: XBRL DOCUMENT - AUTOZONE INC	Financial_Report.xls
EX-31.1 - EXHIBIT 31.1 - AUTOZONE INC	c25084exv31w1.htm
EX-31.2 - EXHIBIT 31.2 - AUTOZONE INC	c25084exv31w2.htm
EX-15.1 - EXHIBIT 15.1 - AUTOZONE INC	c25084exv15w1.htm
EX-32.1 - EXHIBIT 32.1 - AUTOZONE INC	c25084exv32w1.htm
EX-32.2 - EXHIBIT 32.2 - AUTOZONE INC	c25084exv32w2.htm
10-Q - FORM 10-Q - AUTOZONE INC	c25084e10vq.htm

Exhibit 12.1

Computation of Ratio of Earnings to Fixed Charges
(Unaudited)
(in thousands, except ratios)


	Twelve Weeks Ended
	November 19,			November 20,
	2011			2010
Earnings:
Income before income taxes	$	301,840		$	268,868
Fixed charges		55,596			52,637
Less: Capitalized interest		(162	)		(132	)

Adjusted earnings	$	357,274		$	321,373


Fixed charges:
Gross interest expense	$	37,867		$	36,092
Amortization of debt expense		1,738			1,725
Interest portion of rent expense		15,991			14,820

Fixed charges	$	55,596		$	52,637


Ratio of earnings to fixed charges		6.4			6.1


	Fiscal Year Ended August
	2011			2010			2009			2008			2007
	(52 weeks)			(52 weeks)			(52 weeks)			(53 weeks)			(52 weeks)

Earnings:
Income before income taxes	$	1,324,246		$	1,160,505		$	1,033,746		$	1,007,389		$	936,150
Fixed charges		240,329			223,608			204,017			173,311			170,852
Less: Capitalized interest		(1,059	)		(1,093	)		(1,301	)		(1,313	)		(1,376	)

Adjusted earnings	$	1,563,516		$	1,383,020		$	1,236,462		$	1,179,387		$	1,105,626


Fixed charges:
Gross interest expense	$	164,712		$	156,135		$	143,860		$	120,006		$	121,592
Amortization of debt expense		8,962			6,495			3,644			1,837			1,719
Interest portion of rent expense		66,655			60,978			56,513			51,468			47,541

Fixed charges	$	240,329		$	223,608		$	204,017		$	173,311		$	170,852


Ratio of earnings to fixed charges		6.5			6.2			6.1			6.8			6.5

AUTOZONE INC - FORM 10-Q - EX-12.1 - EXHIBIT 12.1 - December 15, 2011