EXHIBIT 12 UNION PACIFIC RESOURCES GROUP INC. COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (Amounts in Thousands, Except Ratios) (Unaudited) Six Months Ended June 30, --------------------- 1995 1996 --------- --------- Income before income taxes......................... $ 171,730 $ 192,350 Add distributions greater than income of unconsolidated affiliates........................ 3,783 2,398 Fixed charges (a).................................. 6,593 29,041 Capitalized interest included in fixed charges..... (551) (122) --------- --------- Earnings available for fixed charges.......... $ 181,555 $ 223,667 --------- --------- --------- --------- Fixed charges: Interest expense (a)............................. $ 2,609 $ 25,567 Portion of rentals representing an interest factor......................................... 3,433 3,352 Interest capitalized............................. 551 122 --------- --------- Total fixed charges........................... $ 6,593 $ 29,041 --------- --------- --------- --------- Ratio of earnings to fixed charges (a)............. 27.5 7.7 --------- --------- --------- --------- (a) In 1996, interest expense includes the effects of debt incurred in October 1995 in connection with the Company's initial public offering (see Note 2 to the Condensed Consolidated Financial Statements).