Exhibit 12.1 KEY PRODUCTION COMPANY, INC. Statement of Computation of Ratios of Earnings to Fixed Charges Nine Months Ended (In thousands, except ratio amounts) September 30, ----------------- 2000 1999 -------- ------- Earnings: Pretax income 28,521 5,021 Plus: Fixed charges excluding capitalized interest 2,582 2,076 -------- ------- 31,103 7,097 ======== ======= Fixed Charges: Interest expensed including capitalized interest 3,338 3,011 Amortization of debt expenses 283 13 -------- ------- 3,621 3,024 ======== ======= Ratio of earnings to fixed charges 8.59 2.35 ======== =======