Exhibit 12 ---------- Hawaiian Electric Industries Capital Trust I COMPUTATION OF RATIO OF EARNINGS TO COMBINED FIXED CHARGES AND PREFERRED SECURITIES DISTRIBUTIONS (unaudited) Three months ended March 31, ---------------------------------------- (in thousands) 2000 1999 - -------------------------------------------------------------------------------------------------------------- Earnings................................................ $2,155 $2,155 ============ =========== Fixed charges........................................... $ -- $ -- Preferred securities distributions...................... 2,090 2,090 ------------ ----------- Total combined fixed charges and preferred securities distributions................... $2,090 $2,090 ============ =========== Ratio of earnings to combined fixed charges and preferred securities distributions................... 1.03 1.03 ============ ===========