1 EXHIBIT 12 TENNECO AUTOMOTIVE INC. AND CONSOLIDATED SUBSIDIARIES COMBINED WITH 50% OWNED UNCONSOLIDATED SUBSIDIARIES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (DOLLARS IN MILLIONS) (UNAUDITED) THREE MONTHS ENDED MARCH 31, ------------- 2000 1999 ----- ----- Income from continuing operations........................... $ 1 $ 16 Add: Interest expense.......................................... 45 19 Portion of rentals representative of the interest factor................................................. 3 3 Preferred stock dividend requirements of majority-owned subsidiaries........................................... -- 6 Income tax expense (benefit) and other taxes on income.... (1) 14 Amortization of interest capitalized...................... -- -- Undistributed (earnings) losses of affiliated companies in which less than a 50% voting interest is owned......... -- -- ----- ----- Earnings as defined.................................. $ 48 $ 58 ===== ===== Interest expense............................................ $ 45 $ 19 Interest capitalized........................................ 2 -- Portion of rentals representative of the interest factor.... 3 3 Preferred stock dividend requirements of majority-owned subsidiaries on a pre-tax basis........................... -- 10 ----- ----- Fixed charges as defined............................. $ 50 $ 32 ===== ===== Ratio of earnings to fixed charges.......................... 0.96 1.81 ===== ===== - --------------- NOTE: For the three months ended March 31, 2000, earnings were inadequate to cover fixed charges by $2 million.