Exhibit 12 12/15/95 MISSISSIPPI POWER COMPANY Computation of ratio of earnings to fixed charges for the the five years ended December 31, 1994 and the twelve months ended October 31,1995 Twelve Months Ended Year ended December 31, October 31, 1990 1991 1992 1993 1994 1995 ------------------------------------Thousands of Dollars-------------------------- EARNINGS AS DEFINED IN ITEM 503 OF REGULATION S-K: (1) Income Before Interest Charges $ 63,015 $ 56,740 $ 63,772 $ 67,726 $ 76,067 $ 82,357 Federal and state income taxes 13,045 22,938 23,278 18,787 30,050 33,400 Deferred income taxes, net 2,756 (11,869) (5,473) 5,039 1,563 957 Deferred investment tax credits (26) (2) - - - - AFUDC - Debt funds 600 584 563 788 1,039 485 ----------- ----------- ----------- ----------- ----------- ----------- Earnings as defined $ 79,390 $ 68,391 $ 82,140 $ 92,340 $ 108,719 $ 117,199 =========== =========== =========== =========== =========== =========== FIXED CHARGES AS DEFINED IN ITEM 503 OF REGULATION S-K: (1) Interest on long-term debt $ 22,514 $ 23,973 $ 22,357 $ 17,688 $ 19,725 $ 22,159 Interest on interim obligations 2,872 1,512 362 1,000 1,442 1,232 Amort of debt disc, premium and expense, net 359 377 630 1,262 1,479 1,509 Other interest charges 333 286 339 728 404 1,206 ----------- ----------- ----------- ----------- ----------- ----------- Fixed charges as defined $ 26,078 $ 26,148 $ 23,688 $ 20,678 $ 23,050 $ 26,106 =========== =========== =========== =========== =========== =========== RATIO OF EARNINGS TO FIXED CHARGES 3.04 2.62 3.47 4.47 4.72 4.49 ==== ==== ==== ==== ==== ==== NOTE: (1) 1990 and 1991 include amounts applicable to operations of Electric City, a discontinued subsidiary.