1 EXHIBIT 12 SOUTHERN CALIFORNIA EDISON COMPANY AND CONSOLIDATED UTILITY-RELATED SUBSIDIARIES RATIOS OF EARNINGS TO FIXED CHARGES (Thousands of Dollars) Year Ended December 31, 1988 1989 1990 1991 1992 1993 ------------------------------------------------------------------------------------------- EARNINGS BEFORE INCOME TAXES AND FIXED CHARGES Income before interest expense (1) $1,244,996 $1,280,937 $1,289,320 $1,172,285 $1,190,051 $1,127,275 Add: Taxes on income (2) 488,752 533,354 489,148 412,922 443,548 408,033 Rentals (3) 9,553 9,843 8,840 7,539 4,460 3,463 Allocable portion of interest on long-term Contracts for the purchase of power (4) 19,480 19,361 10,600 1,925 1,908 1,890 Spent nuclear fuel intereest (7) 2,526 2,273 1,994 1,683 1,339 487 Amortization of previously capitalized fixed charges 31,829 32,677 33,910 31,149 22,344 4,878 Total earnings before ------------------------------------------------------------------------------------------- income taxes and fixed charges (6) (A) $1,797,136 $1,878,445 $1,833,812 $1,627,503 $1,663,650 $1,546,026 FIXED CHARGES: Interest and amortization $ 513,611 $ 557,789 $ 552,567 $ 542,732 $ 517,142 $ 449,230 Rentals (3) 9,553 9,843 8,840 7,539 4,460 3,463 Capitalized fixed charges - nuclear fuel (5) 14,416 13,501 5,261 2,654 873 978 Allocable portion of interest on long-term contracts for the purchase of power (4) 19,480 19,361 10,600 1,925 1,908 1,890 Spent nuclear fuel interest (7) 2,526 2,273 1,994 1,683 1,339 487 ------------------------------------------------------------------------------------------- Total fixed charges (6) (B) $ 559,586 $ 602,767 $ 579,262 $ 556,533 $ 525,722 $ 456,048 RATIO OF EARNINGS TO FIXED CHARGES (A) / (B) : 3.21 3.12 3.17 2.92 3,16 3.39 =========================================================================================== (1) Includes allowance for funds used during construction and accrual of unbilled revenue. (2) Includes allocation of federal income and state franchise taxes to other income. (3) Rentals include the interest factor relating to certain significant rentals plus one-third of all remaining annual rentals. (4) Allocable portion of interest included in annual minimum debt service requirement of supplier. (5) Includes fixed charges associated with Nuclear Fuel. (6) Effective July 1, 1988, SCEcorp acquired all of the issued and outstanding common stock of the Southern California Edison Company (Edison), under an agreement of merger approved by Edison's shareholders on April 21, 1988. As part of the reorganization, Edison's investment in non-utility subsidiaries was transferred to SCEcorp at book value. (7) Represents interest on spent nuclear fuel disposal obligation.