EXHIBIT 12 TEREX CORPORATION CALCULATION OF RATIO OF EARNINGS TO FIXED CHARGES (amounts in millions) Three Months Ended March 31, ------------------ 2004 2003 Restated Restated -------- -------- Earnings: Income before income taxes..................................................... $ 24.0 $ 13.7 -------- -------- 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.................................................................. 28.8 31.4 -------- -------- Earnings........................................................................ 52.8 45.1 -------- -------- Fixed charges, including preferred accretion: Interest expense, including debt discount amortization......................... 22.5 25.9 Accretion of redeemable convertible preferred stock............................ --- --- Amortization of debt issuance costs............................................ 1.4 1.3 Portion of rental expense representative of interest factor (assumed to be 33%) 4.9 4.2 -------- -------- Fixed charges.................................................................. $ 28.8 $ 31.4 -------- -------- Ratio of earnings to fixed charges.............................................. 1.8x 1.4x ======== ======== Amount of earnings deficiency for coverage of fixed charges..................... $ --- $ --- ======== ========