EXHIBIT 12.1


                     PUBLIC SERVICE ELECTRIC AND GAS COMPANY
               COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES




                                                  For the Three
                                                   Months Ended         For the Years Ended
                                                    March 31,               December 31,
                                                  ------------------------------------------------------
                                                  2006   2005    2005   2004    2003     2002    2001
                                                  ------------------------------------------------------
                                                                (Millions, except ratios)
                                                                            
Earnings as Defined in Regulation S-K (A):

Pre-tax Income from Continuing Operations          $143  $204    $583   $592    $376     $320    $324
Fixed Charges                                        85    84     342    362     390      408     461
                                                  ------------------------------------------------------
Earnings                                           $228  $288    $925   $954    $766     $728    $785
                                                  ======================================================

Fixed Charges as Defined in Regulation S-K (B)


Interest Expense                                    $85   $84    $342   $362    $390     $406    $458
Interest Factor in Rentals                           --    --      --     --      --        2       3
                                                  ------------------------------------------------------
Total Fixed Charges                                 $85   $84    $342   $362    $390     $408    $461
                                                  ======================================================

Ratio of Earnings to Fixed Charges                 2.68  3.43    2.70   2.64    1.96     1.78    1.70
                                                  ======================================================



(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 the amount of any interest capitalized during the period.

(B)   Fixed Charges represent (a) interest, whether expensed or capitalized, (b)
      amortization of debt discount, premium and expense and (c) an estimate of
      interest implicit in rentals.