Spire Missouri 10-K 2006 FY Annual report

Exhibit 12

THE LACLEDE GROUP, INC. AND SUBSIDIARY COMPANIES

SCHEDULE OF COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

	Fiscal Year Ended September 30,
	2006		2005		2004		2003		2002
(Thousands of Dollars)
Income before interest    charges and income taxes	$	108,783	$	91,435	$	84,196	$	80,270	$	60,440
Add: One third of applicable rentals charged to operating expense (which approximates the interest factor)		4,514		3,250		2,333		2,873		2662
Total Earnings	$	113,297	$	94,685	$	86,529	$	83,143	$	63,102
Interest on long-term debt	$	22,329	$	22,835	$	22,010	$	20,169	$	20,820
Other Interest		13,850		7,714		6,804		6,802		4,989
Add: One third of applicable rentals charged to operating expense (which approximates the interest factor)		4,514		3,250		2,333		2,873		2,662
Total Fixed Charges	$	40,693	$	33,799	$	31,147	$	29,844	$	28,471
Ratio of Earnings to Fixed    Charges		2.78		2.80		2.78		2.79		2.22

LACLEDE GAS COMPANY

SCHEDULE OF COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

	Fiscal Year Ended September 30,
	2006		2005		2004		2003		2002
(Thousands of Dollars)
Income before interest    charges and income taxes	$	72,077	$	72,092	$	73,956	$	76,274	$	56,154
Add: One third of applicable rentals charged to operating expense (which approximates the interest factor)		1,291		938		538		457		315
Total Earnings	$	73,368	$	73,030	$	74,494	$	76,731	$	56,469
Interest on long-term debt	$	22,329	$	22,835	$	22,010	$	20,169	$	20,820
Other Interest		10,236		4,076		3,192		3,752		4,285
Add: One third of applicable rentals charged to operating expense (which approximates the interest factor)		1,291		938		538		457		315
Total Fixed Charges	$	33,856	$	27,849	$	25,740	$	24,378	$	25,420
Ratio of Earnings to Fixed    Charges		2.17		2.62		2.89		3.15		2.22