EXHIBIT 12 TEREX CORPORATION CALCULATION OF RATIO OF EARNINGS TO FIXED CHARGES (AMOUNTS IN MILLIONS) YEAR ENDED DECEMBER 31, ---------------------------------------------------------------- 2003 2002 2001 2000 2004 RESTATED RESTATED RESTATED RESTATED ---------- ---------- ---------- ---------- ---------- EARNINGS Income (loss) before income taxes and cumulative effect of change in accounting principle $ 147.4 $ (50.7) $ (60.8) $ 0.4 $ 140.8 Adjustments: Minority interest in losses of consolidated subsidiaries -- -- -- -- -- Undistributed (income) loss of less than 50% owned investments -- -- -- -- -- Distributions from less than 50% owned investments -- -- -- -- -- Fixed charges 118.0 123.7 107.7 94.8 106.6 ---------- ---------- ---------- ---------- ---------- Earnings 265.4 73.0 46.9 95.2 247.4 ---------- ---------- ---------- ---------- ---------- COMBINED FIXED CHARGES, INCLUDING PREFERRED ACCRETION Interest expense, including debt discount amortization 92.1 99.9 92.6 86.7 100.2 Accretion of redeemable convertible preferred stock -- -- -- -- -- Amortization/writeoff of debt issuance costs 4.6 5.5 4.8 3.8 3.5 Portion of rental expense representative of interest factor (assumed to be 33%) 21.3 18.3 10.3 4.3 2.9 ---------- ---------- ---------- ---------- ---------- Fixed charges $ 118.0 $ 123.7 $ 107.7 $ 94.8 $ 106.6 ---------- ---------- ---------- ---------- ---------- RATIO OF EARNINGS TO COMBINED FIXED CHARGES 2.2x --(1) --(1) 1.0x 2.3x ========== ========== ========== ========== ========== AMOUNT OF EARNINGS DEFICIENCY FOR COVERAGE OF COMBINED FIXED CHARGES $ -- $ 50.7 $ 60.8 $ -- $ -- ========== ========== ========== ========== ========== (1) Less than 1.0x