EXHIBIT 12 CATERPILLAR FINANCIAL SERVICES CORPORATION COMPUTATION OF RATIO OF PROFIT TO FIXED CHARGES (Unaudited) (Millions of Dollars) Three Months Six Months Ended Ended June June June June 30, 30, 30, 30, 2000 1999 2000 1999 Net Income $ 34 $ 31 $ 72 $ 66 Add: Provision for income taxes 17 18 38 38 Deduct: Equity in profit of partnerships (1) (1) (2) (1) Profit before taxes $ 50 $ 48 $108 $103 Fixed charges: Interest on borrowed funds $178 $139 $338 $271 Rentals at computed interest* 1 1 2 2 Total fixed charges $179 $140 $340 $273 Profit before taxes plus fixed charges $229 $188 $448 $376 Ratio of profit before taxes plus fixed charges to fixed charges 1.28 1.34 1.32 1.38 *Those portions of rent expense that are representative of interest cost.