1
 
                                                                    EXHIBIT 12.1
 
                           BURLINGTON RESOURCES INC.
 
                       RATIO OF EARNINGS TO FIXED CHARGES
 


                                                            YEAR ENDED DECEMBER 31,
                                              ----------------------------------------------------
                                                1994       1993       1992       1991       1990
                                              --------   --------   --------   --------   --------
                                                      (IN THOUSANDS, EXCEPT RATIO AMOUNTS)
                                                                           
Earnings:
  Income from Continuing Operations
     Before Income Taxes....................  $ 90,269   $307,438   $218,039   $103,118   $149,992
  Add:
     Interest and fixed charges.............    90,291     72,799     79,196     90,344     60,390
     Portion of rent under long-term
       operating leases representative of an
       interest factor......................     4,926      4,688      4,205      5,903      5,873
                                              --------   --------   --------   --------   --------
  Total Earnings Available for Fixed
     Charges................................  $185,486   $384,925   $301,440   $199,365   $216,255
                                              ========   ========   ========   ========   ========
Fixed Charges:
  Interest and fixed charges................  $ 90,291   $ 72,799   $ 79,196   $ 90,344   $ 60,390
  Portion of rent under long-term operating
     leases representative of an interest
     factor.................................     4,926      4,688      4,205      5,903      5,873
  Capitalized interest......................     1,380      2,829      3,094      6,137      6,600
                                              --------   --------   --------   --------   --------
  Total Fixed Charges.......................  $ 96,597   $ 80,316   $ 86,495   $102,384   $ 72,863
                                              ========   ========   ========   ========   ========
Ratio of Earnings to Fixed Charges..........     1.92x      4.79x      3.49x      1.95x      2.97x