EXHIBIT 12.1 TEREX CORPORATION CALCULATION OF RATIO OF EARNINGS TO FIXED CHARGES (amounts in millions) ----------------------------------------------------------------------------- Year Ended December 31, 2001 2000 1999 1998 1997 --------------- -------------- --------------- ------------- ------------ Earnings Income (loss) before taxes and minority interest.................................... $ 24.6 $ 159.6 $ 98.4 $ 74.5 $ 31.0 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............................... 94.8 106.2 88.4 52.4 49.0 ------------ ------------ ----------- ----------- ----------- Earnings...................................... 119.4 265.8 186.8 126.9 80.0 ------------ ------------ ----------- ----------- ----------- Combined fixed charges, including preferred accretion Interest expense, including debt discount amortization................................ 86.7 99.8 82.8 47.2 39.4 Accretion of redeemable convertible preferred stock....................................... --- --- --- --- 4.8 Amortization/writeoff of debt issuance costs.. 3.8 3.5 2.6 2.1 2.6 Portion of rental expense representative of interest factor (assumed to be 33%)......... 4.3 2.9 3.0 3.1 2.2 ------------ ------------ ----------- ----------- ----------- Fixed charges................................. $ 94.8 $ 106.2 $ 88.4 $ 52.4 $ 49.0 ------------ ------------ ----------- ----------- ----------- Ratio of earnings to combined fixed charges..... 1.3x 2.5x 2.1x 2.4x 1.6x ============ ============ =========== =========== =========== Amount of earnings deficiency for coverage of combined fixed charges....................... $ --- $ --- $ --- $ --- $ --- ============ ============ =========== =========== ===========