Exhibit 99 MONSANTO COMPANY COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (Dollars in millions) Nine Months Ended Sept. 30, Year Ended Dec. 31, ------------------------ ---------------------------------------------------------- 2002 2001 2001 2000 1999 1998 1997 ---- ---- ---- ---- ---- ---- ---- Income (Loss) Before Income Taxes and Cumulative Effect of Accounting Change $ 97 $632* $459* $334 $263 $ (60) $ 1 Add: Fixed charges 79 117 153 272 305 140 68 Less capitalized interest (6) (26) (30) (37) (23) (9) (9) Dividends from affiliated companies 1 1 1 1 1 1 1 Equity affiliate expense (subtract equity affiliate income) 31 29 41 34 18 31 (6) ---- ---- ---- ---- ---- ---- ---- Earnings available for fixed charges $202 $753 $624 $604 $564 $103 $ 55 ==== ==== ==== ==== ==== ==== ==== Fixed Charges: Interest expense $ 59 $ 73 $ 99 $214 $269 121 $ 48 Capitalized interest 6 26 30 37 23 9 9 Portion of rents representative of interest factor 14 18 24 21 13 10 11 ---- ---- ---- ---- ---- ---- ---- Fixed Charges $ 79 $117 $153 $272 $305 $140 $ 68 ==== ==== ==== ==== ==== ==== ==== Ratio of Earnings to Fixed Charges 2.56 6.44 4.08 2.22 1.85 0.74 0.81 ==== ==== ==== ==== ==== ==== ==== * In accordance with Statement of Financial Accounting Standards Board No. 145, Rescission of FASB Statements No. 4, 44 and 64, Amendment of FASB Statement No. 13 and Technical Corrections as of April 2002, Income Before Income Taxes and Cumulative Effect of Accounting Change for the nine months ended Sept. 30, 2001 and the year ended Dec. 31, 2001 have been restated to reflect the reclassification of the loss on early extinguishment of debt from an extraordinary item into operating income.