EXHIBIT 99.4 Dynegy Holdings Inc., Computation of Earnings to Fixed Charges, December 31, 2001 (in 000s, except ratio) ---------------------- Computation of Earnings: Pre-tax income from continuing operations 928,837 Undistributed income from equity investees 102,489 ---------- Computed Earnings $ 826,348 ---------- Fixed Charges: Interest costs: Expensed 123,791 Capitalized 19,455 Accumulated distributions with trust preferred securities 16,337 Amortization of interest rate hedges 2,226 Amortization of financing costs 6,587 Rental expense representative of interest factor 90,946 ---------- Total fixed charges $ 259,342 ---------- Earnings before income taxes and fixed charges $1,066,235 ========== Ratio of earnings to fixed charges 4.11 ----------