<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE IDEXX LABORATORIES, INC. CONSOLIDATED FINANCIAL STATEMENTS AS OF AND FOR THE THREE MONTHS ENDED MARCH 31, 2000 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS </LEGEND> <CIK> 0000874716 <NAME> IDEXX LABORATORIES, INC. <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> MAR-31-2000 <EXCHANGE-RATE> 1 <CASH> 68,369 <SECURITIES> 41,981 <RECEIVABLES> 67,803 <ALLOWANCES> 5,117 <INVENTORY> 47,187 <CURRENT-ASSETS> 241,845 <PP&E> 90,430 <DEPRECIATION> 51,108 <TOTAL-ASSETS> 361,802 <CURRENT-LIABILITIES> 72,989 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 3,986 <OTHER-SE> 284,827 <TOTAL-LIABILITY-AND-EQUITY> 361,802 <SALES> 69,826 <TOTAL-REVENUES> 90,878 <CGS> 28,757 <TOTAL-COSTS> 46,274 <OTHER-EXPENSES> 32,542 <LOSS-PROVISION> 554 <INTEREST-EXPENSE> 47 <INCOME-PRETAX> 12,854 <INCOME-TAX> 4,820 <INCOME-CONTINUING> 8,034 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 8,034 <EPS-BASIC> .23 <EPS-DILUTED> .22