Humana Inc. Exhibit 12 Ratio of Earnings to Fixed Charges For the quarters and nine months ended September 30, 1998 and 1997 Unaudited (Dollars in millions) Quarter Ended Nine months Ended September 30, September 30, 1998 1997 1998 1997 Earnings: Income (loss) before income taxes $ (47) $ 69 $ 114 $ 194 Fixed charges 15 5 43 13 $ (32) $ 74 $ 157 $ 207 Fixed charges: Interest charged to expense $ 13 $ 3 $ 35 $ 7 One-third of rent expense 2 2 8 6 $ 15 $ 5 $ 43 $ 13 Ratio of earnings to fixed charges (a) 14.1 3.6 (a) 15.2 The one-third of rent expense included in fixed charges is that proportion deemed representative of the interest portion. (a) Exclusive of the special charges of $132 million before income taxes, the ratio of earnings to fixed charges for the quarter and nine months ended September 30, 1998, would have been 6.5 and 6.7, respectively.