EXHIBIT 12 TEREX CORPORATION CALCULATION OF RATIO OF EARNINGS TO FIXED CHARGES (amounts in millions) Three Months Ended Nine Months Ended September 30, September 30, ------------------------- ------------------------- 2001 2000 2001 2000 ------------ ------------- ----------- ------------- Earnings Income (loss) before income taxes and extraordinary items..................... $ (16.0) $ 80.0 $ 19.9 $ 147.7 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........................... 24.3 28.2 72.7 83.3 ------------ ------------- ----------- ------------ Earnings.................................. 8.3 108.2 92.6 231.0 ------------ ------------- ----------- ------------ Fixed charges, including preferred accretion Interest expense, including debt discount amortization............................ 21.9 26.0 66.1 77.7 Accretion of redeemable convertible preferred stock...................... --- --- --- --- Amortization/write-off of debt issuance costs................................. 1.0 0.9 2.7 2.7 Portion of rental expense representative of interest factor (assumed to be 33%) 1.4 1.3 3.9 2.9 ------------ ------------- ----------- ------------ Fixed charges........................... $ 24.3 $ 28.2 $ 72.7 $ 83.3 ------------ ------------ ----------- ------------ Ratio of earnings to fixed charges........ --- 3.8x 1.3x 2.8x ============ ============ =========== ============ Amount of earnings deficiency for coverage of fixed charges......................... $ 16.0 $ --- $ --- $ --- ============ ============ =========== ============