Exhibit 12.1

Jabil Circuit, Inc.

Computation of the Ratio of Earnings to Fixed Charges

	Years Ended August 31,																		Six Months Ended February 29, 2008
	2002			2003			2004			2005			2006			2007
										(in thousands)
Calculation of Earnings:
Net Income	$	38,731		$	28,570		$	173,730		$	203,875		$	164,518		$	73,236		$	37,956
Income taxes (benefit)		11,382			(7,766	)		29,539			37,093			60,598			21,401			12,733
Income before taxes	$	50,113		$	20,804		$	203,269		$	240,968		$	225,116		$	94,637		$	50,689
Plus:
Fixed charges	$	25,266		$	31,462		$	33,021		$	35,067		$	41,818		$	103,037		$	60,093
Capitalized interest		(1,737	)		(861	)		(88	)		(845	)		(1,610	)		(2,500	)		(1,316	)
Amortized of previously capitalized interest		120			153			190			192			218			265			132
Total earnings	$	73,762		$	51,558		$	236,392		$	275,382		$	265,542		$	195,439		$	109,598
Calculation of Fixed Charges:
Interest on all indebtedness and amortization of debt discount and expense	$	13,055		$	17,019		$	18,546		$	20,667		$	23,507		$	86,069		$	49,296
Capitalized interest		1,737			861			88			845			1,610			2,500			1,316
Interest factor attributable to rentals		10,474			13,582			14,388			13,555			16,702			14,468			9,481
Total fixed charges	$	25,266		$	31,462		$	33,022		$	35,067		$	41,819		$	103,037		$	60,093
Ratio of Earnings to Fixed Charges		2.9x			1.6x			7.2x			7.9x			6.3x			1.9x			1.8x