EXHIBIT 99 SOLUTIA INC. CALCULATION OF THE RATIO OF EARNINGS TO FIXED CHARGES (DOLLARS IN MILLIONS) FOUR MONTHS NINE MONTHS ENDED ENDED DECEMBER 31, 1997<F1> 1998 1999 SEPTEMBER 30, 2000 --------------------- ---- ---- ------------------ Income from continuing operations, before income taxes and equity earnings from affiliates<F2>....... $ 37 $350 $267 $161 Add: Fixed charges.................... 22 58 62 85 Amortization of capitalized interest....................... 2 7 7 5 Dividends from affiliated companies...................... 14 37 60 83 Less: Interest capitalized............. (4) (6) (13) (15) ----- ---- ---- ---- Income as adjusted........... $ 71 $446 $383 $319 ===== ==== ==== ==== Fixed charges Interest expensed and capitalized.................... 19 49 53 78 Amortization of debt premium..... -- -- -- -- Estimate of interest within rental expense................. 3 9 9 7 ----- ---- ---- ---- Fixed charges................ $ 22 $ 58 $ 62 $ 85 ===== ==== ==== ==== Ratio of Earnings to Fixed Charges... 3.23 7.69 6.18 3.75 ===== ==== ==== ==== <FN> <F1> We have not calculated the ratio of earnings to fixed charges for the periods before September 1, 1997. Historical computation of earnings to fixed charges is not considered meaningful before that date because we were not an independent company and the former Monsanto Company did not allocate debt to us. <F2> Includes restructuring and other unusual items of $41 million, $63 million, and $72 million for the nine months ended September 30, 2000, the year ended December 31, 1999, and the four months ended December 31, 1997, respectively.