WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
This schedule contains summary financial information extracted from the Trust
for Credit Unions Annual Report dated August 31, 2000 and is qualified in its
entirety by reference to such financial statements.
</LEGEND>
<SERIES>
<NUMBER> 3
<NAME> TCU Mortgage Securities Portfolio
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> AUG-31-2000
<PERIOD-START> SEP-01-1999
<PERIOD-END> AUG-31-2000
<INVESTMENTS-AT-COST> 459,302,988
<INVESTMENTS-AT-VALUE> 454,038,481
<RECEIVABLES> 3,554,141
<ASSETS-OTHER> 2,473
<OTHER-ITEMS-ASSETS> 118,106
<TOTAL-ASSETS> 457,713,201
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 2,430,652
<TOTAL-LIABILITIES> 2,430,652
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 475,770,942
<SHARES-COMMON-STOCK> 47,621,129
<SHARES-COMMON-PRIOR> 51,467,874
<ACCUMULATED-NII-CURRENT> 76,536
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> (15,300,422)
<ACCUM-APPREC-OR-DEPREC> (5,264,507)
<NET-ASSETS> 455,282,549
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 31,599,316
<OTHER-INCOME> 0
<EXPENSES-NET> (1,436,676)
<NET-INVESTMENT-INCOME> 30,162,640
<REALIZED-GAINS-CURRENT> (3,423,629)
<APPREC-INCREASE-CURRENT> 2,304,094
<NET-CHANGE-FROM-OPS> 29,043,105
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (29,917,879)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 1,569,623
<NUMBER-OF-SHARES-REDEEMED> (6,014,834)
<SHARES-REINVESTED> 598,466
<NET-CHANGE-IN-ASSETS> (37,321,984)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> (169,159)
<OVERDIST-NET-GAINS-PRIOR> (11,876,803)
<GROSS-ADVISORY-FEES> 961,683
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,441,677
<AVERAGE-NET-ASSETS> 480,842,791
<PER-SHARE-NAV-BEGIN> 9.57
<PER-SHARE-NII> 0.60
<PER-SHARE-GAIN-APPREC> (0.02)
<PER-SHARE-DIVIDEND> (0.59)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 9.56
<EXPENSE-RATIO> 0.30
[AVG-DEBT-OUTSTANDING] 0
[AVG-DEBT-PER-SHARE] 0
</TABLE>
