EXHIBIT 12 EQUISTAR CHEMICALS, LP STATEMENT SETTING FORTH DETAIL FOR COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (Millions of dollars) Three Months Ended Year Ended December 31, March 31, -------------------------------------------- --------------- 1998 1999 2000 2001 2002 2002 2003 ---- ---- ---- ---- ---- ---- ---- Income (loss) from continuing operations before income taxes ............................................... $ 143 $ 32 $ 153 $(280) $(246) $(126) $(146) ------ ------ ------ ----- ----- ----- ----- Fixed charges: Interest expense ........................................ 156 182 185 192 205 52 50 Portion of rentals representative of interest ........... 37 37 38 37 42 9 10 ------ ------ ------ ----- ----- ----- ----- Total fixed charges before capitalized interest ....... 193 219 223 229 247 61 60 Capitalized interest .................................... -- -- -- -- -- -- -- ------ ------ ------ ----- ----- ----- ----- Total fixed charges including capitalized interest ............................................. 193 219 223 229 247 61 60 ------ ------ ------ ----- ----- ----- ----- Earnings (loss) before fixed charges ........................ $ 336 $ 251 $ 376 $ (51) $ 1 $(65) $ (86) ------ ------ ------ ----- ----- ----- ----- Ratio of earnings to fixed charges (a) ...................... 1.7 1.1 1.7 -- -- -- -- ====== ====== ====== ===== ===== ===== ===== (a) Earnings were insufficient to cover fixed charges for the years ended 2001 and 2002 and for the three months ended March 31, 2002 and 2003 by $280 million, $246 million, $126 million and $146 million, respectively.