Exhibit 12.1

Jabil Circuit

Calculation of Earnings to Fixed Charges

($'s in thousands)	Years Ended August 31,
	2004			2005			2006			2007			2008
Calculation of Earnings:
Net income	$	173,730		$	203,875		$	164,518		$	73,236		$	133,892
Income taxes (benefit)		29,539			37,093			60,598			21,401			25,119
Income before taxes	$	203,269		$	240,968		$	225,116		$	94,637		$	159,011
Plus:
Fixed charges	$	33,021		$	35,067		$	41,818		$	102,424		$	115,836
Capitalized interest		(88	)		(845	)		(1,610	)		(1,887	)		(5,398	)
Amortization of previously capitalized interest		190			192			218			263			309
Total earnings	$	236,392		$	275,382		$	265,542		$	195,437		$	269,758
Calculation of Fixed Charges:
Interest on all indebtedness and amortization of debt discount and expense	$	18,546		$	20,667		$	23,507		$	86,069		$	94,316
Capitalized interest		88			845			1,610			1,887			5,398
Interest factor attributable to rentals		14,388			13,555			16,702			14,468			16,122
Total fixed charges	$	33,022		$	35,067		$	41,819		$	102,424		$	115,836
Ratio of Earnings to Fixed Charges		7.2x			7.9x			6.3x			1.9x			2.3x