EXHIBIT 12 PUBLIC SERVICE ENTERPRISE GROUP INCORPORATED COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES Years Ended December 31, ----------- ------------ ----------- ----------- ----------- 1997 1998 1999 2000 2001 ----------- ------------ ----------- ----------- ----------- Earnings as Defined in Regulation S-K (A): Pre-tax (Loss) Income from Continuing Operations $ 870 $1,090 $1,305 $1,272 $1,157 (Income)/Loss from Equity Investees Net of Distributions (14) 47 81 10 (92) Fixed Charges 543 577 615 719 872 Preference Security Dividend Requirements of Consolidated Statements (44) (71) (85) (85) (67) Preferred Securities Dividend Requirements of Consolidated Subsidiaries (PSEG Capital Trust) (18) (14) (14) (14) (8) AFUDC/Capitalized Interest (20) (11) (16) (36) (82) ----------- ------------ ----------- ----------- ----------- Earnings $1,317 $1,618 $1,886 $1,866 $1,780 =========== ============ =========== =========== =========== Fixed Charges as Defined in Regulation S-K (B): Total Interest Expense $470 $481 $506 $610 $787 Interest Factor in Rentals 11 11 10 10 10 Preferred Securities Dividend Requirements of Consolidated Subsidiaries 44 71 85 85 67 Preferred Securities Dividend Requirements of Consolidatd Subsidiaries (PSEG Capital Trust) - Recorded Net of Tax on I/S 12 9 9 9 5 Adjustment to Preferred Securities Dividends Requirements (PSEG Capital Trust) to state on a pre-income tax basis 6 5 5 5 3 ----------- ------------ ----------- ----------- ----------- Total Fixed Charges $543 $577 $615 $719 $872 =========== ============ =========== =========== =========== Ratio of Earnings to Fixed Charges 2.43 2.80 3.07 2.60 2.04 =========== ============ =========== =========== =========== Notes: (A) The term "earnings" shall be defined as pre-tax income from continuing operations. Add to pre-tax income the amount of fixed charges adjusted to exclude (a) the amount of any interest capitalized during the period and (b) the actual amount of any preferred securities requirements of majority owned subsidiaries. (B) Fixed Charges represent (a) interest, whether expensed or capitalized, including interest on the securitized debt (b) amortization of debt discount, premium and expense, (c) an estimate of interest implicit in rentals, and (d) preferred securities requirements of majority owned subsidiaries.