EXHIBIT 12 (A)
--------------------------------------------------------------------------------
PUBLIC SERVICE ELECTRIC AND GAS COMPANY
--------------------------------------------------------------------------------
COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES
12 Months
Ended
YEARS ENDED DECEMBER 31, Sept. 30,
----------- ------------ ------------ ------------ ------------ -----------
1993 1994 1995 1996 1997 1998
----------- ------------ ------------ ------------ ------------ -----------
(Millions of Dollars, where applicable)
Earnings as Defined in Regulation S-K (A):
Net Income $615 $659 $617 $535 $528 $628
Income Taxes (B) 307 302 326 268 286 435
Fixed Charges 401 408 419 438 450 438
----------- ------------ ------------ ------------ ------------ -----------
Earnings $1,323 $1,369 $1,362 $1,241 $1,264 $1,501
=========== ============ ============ ============ ============ ===========
Fixed Charges as Defined in Regulation S-K (C):
Total Interest Expense $390 $396 $407 $399 $395 $383
Interest Factor in Rentals 11 12 12 11 11 11
Subsidiaries' Preferred Securities
Dividend Requirements -- -- -- 28 44 44
----------- ------------ ------------ ------------ ------------ -----------
Total Fixed Charges $401 $408 $419 $438 $450 $438
=========== ============ ============ ============ ============ ===========
Ratio of Earnings to Fixed Charges 3.30 3.35 3.25 2.83 2.81 3.42
=========== ============ ============ ============ ============ ===========
(A) The term "earnings" shall be defined as pretax income from continuing
operations. Add to pretax 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 stock dividend requirements of
majority-owned subsidiaries which were included in such fixed charges
amount but not deducted in the determination of pretax income.
(B) Includes State income taxes and Federal income taxes for other income.
(C) Fixed Charges represent (a) interest, whether expensed or capitalized, (b)
amortization of debt discount, premium and expense, (c) an estimate of
interest implicit in rentals, and (d) Preferred Securities Dividend
Requirements of subsidiaries.