1 EXHIBIT 12 CONOCO INC. COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (DOLLARS IN MILLIONS) THREE MONTHS ENDED MARCH 31, YEAR ENDED DECEMBER 31, --------------- ----------------------------------------------- 2000 1999 1998 1997 1996 1995 ------- ------- ------- ------- ------- ------- Net income ..................................................... $ 399 $ 744 $ 450 $ 1,097 $ 863 $ 575 Provision for income taxes ..................................... 313 473 244 1,010 1,038 774 Equity in earnings of affiliates ............................... (80) (150) (22) (40) 25 (22) ------- ------- ------- ------- ------- ------- Pretax income before adjustment for minority interests in consolidated subsidiaries or income or loss from equity affiliates .................................................. 632 1,067 672 2,067 1,926 1,327 Fixed charges (see below) ...................................... 102 412 337 174 188 210 Amortization of capitalized interest ........................... 10 46 40 46 53 53 Distributed income in equity affiliates ........................ 22 77 105 58 85 42 Capitalized interest ........................................... (3) (6) (72) (94) (75) (95) ------- ------- ------- ------- ------- ------- Total adjusted earnings available for payment of fixed charges (a)(b) ............................... $ 763 $ 1,596 $ 1,082 $ 2,251 $ 2,177 $ 1,537 ======= ======= ======= ======= ======= ======= Ratio of earnings to fixed charges ............................. 7.5 3.9 3.2 12.9 11.6 7.3 Fixed charges Interest and debt expense - borrowings .................... $ 83 $ 311 $ 199 $ 36 $ 74 $ 74 Capitalized interest ...................................... 3 6 72 94 75 95 Rental expense representative of interest factor .......... 16 95 66 44 39 41 ------- ------- ------- ------- ------- ------- Total fixed charges ................................... $ 102 $ 412 $ 337 $ 174 $ 188 $ 210 ======= ======= ======= ======= ======= ======= Ratio of earnings to fixed charges excluding special items Earnings from above ....................................... $ 763 $ 1,596 $ 1,082 $ 2,251 $ 2,177 $ 1,537 Special items (pretax) (c) ................................ (12) 60 454 (91) (22) 71 ------- ------- ------- ------- ------- ------- Earnings adjusted for special items ......................... $ 751 $ 1,656 $ 1,536 $ 2,160 $ 2,155 $ 1,608 ======= ======= ======= ======= ======= ======= Fixed charges from above ....................................... $ 102 $ 412 $ 337 $ 174 $ 188 $ 210 ======= ======= ======= ======= ======= ======= Ratio of earnings adjusted for special items to fixed charges ..................................................... 7.4 4.0 4.6 12.4 11.5 7.7 - ------------------------- a) Equity affiliate pretax losses, where incurred, include no guaranteed payments. b) There are no fixed charges in subsidiaries with minority interests. c) Includes special items as reported in first quarter 2000 Form 10-Q. See Conoco's 1999 Form 10-K for discussion of prior years' special items.