Exhibit 12 UNION PACIFIC CORPORATION AND SUBSIDIARY COMPANIES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES ------------------------------------------------- (In Thousands, Except Ratios) (Unaudited) Nine Months Ended September 30, ------------------- 1998 1997 ------ ------- Earnings: Income (Loss) from continuing operations....... $(191) $ 585 Undistributed equity earnings.................. (34) (26) ----- ------ Total................................ (225) 559 ----- ------ Income Taxes..................................... (140) 329 ----- ------ Fixed Charges: Interest expense including amortization of debt discount.............................. 526 451 Portion of rentals representing an interest factor..................................... 134 126 ----- ------ Total................................ 660 577 ----- ------ Earnings available for fixed charges............. $ 295 $1,465 ===== ====== Total Fixed Charges -- as above.................. $ 660 $ 577 ===== ====== Ratio of earnings to fixed charges (Note 5)...... 0.4 2.5 ===== ======