Exhibit 99(a) CNF TRANSPORTATION INC. COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES (Dollars in thousands) Nine Months Ended September 30, 2000 1999 Fixed Charges: Interest Expense $ 22,817 $ 21,300 Capitalized Interest 3,573 3,887 Dividend Requirement on Series B Preferred Stock [1] 8,121 8,275 Interest Component of Rental Expense [2] 37,609 34,591 $ 72,120 $ 68,053 Earnings: Income from Continuing Operations before Taxes $ 195,680 $ 234,544 Fixed Charges 72,120 68,053 Capitalized Interest (3,573) (3,887) Preferred Dividend Requirements [3] (8,121) (8,275) $ 256,106 $ 290,435 Ratio of Earnings to Fixed Charges: 3.6 x 4.3 x [1] Dividends on shares of the Series B cumulative convertible preferred stock are used to pay debt service on notes issued by the Company's Thrift and Stock Plan. [2] Estimate of the interest portion of lease payments. [3] Preferred stock dividend requirements included in fixed charges but not deducted in the determination of Income from Continuing Operations before Taxes.