[ARTICLE] 6
[CIK] 0000880583
[NAME] ZERO COUPON BOND FUND PORTFOLIO SERIES 2000
[SERIES]
   [NUMBER] 005
   [NAME] THE TRAVELERS SERIES TRUST
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          DEC-31-1999
[PERIOD-END]                               DEC-31-1999
[INVESTMENTS-AT-COST]                        2,071,285
[INVESTMENTS-AT-VALUE]                       2,067,785
[RECEIVABLES]                                    3,790
[ASSETS-OTHER]                                      64
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                               2,071,639
[PAYABLE-FOR-SECURITIES]                             0
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                       12,636
[TOTAL-LIABILITIES]                             12,636
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                     1,956,013
[SHARES-COMMON-STOCK]                          194,221
[SHARES-COMMON-PRIOR]                          190,240
[ACCUMULATED-NII-CURRENT]                      111,369
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                        (4,879)
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                       (3,500)
[NET-ASSETS]                                 2,059,003
[DIVIDEND-INCOME]                                    0
[INTEREST-INCOME]                              114,383
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                   3,014
[NET-INVESTMENT-INCOME]                        111,369
[REALIZED-GAINS-CURRENT]                             0
[APPREC-INCREASE-CURRENT]                     (46,878)
[NET-CHANGE-FROM-OPS]                           64,491
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                            0
[DISTRIBUTIONS-OF-GAINS]                             0
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                          6,519
[NUMBER-OF-SHARES-REDEEMED]                      2,538
[SHARES-REINVESTED]                                  0
[NET-CHANGE-IN-ASSETS]                         106,350
[ACCUMULATED-NII-PRIOR]                              0
[ACCUMULATED-GAINS-PRIOR]                      (4,879)
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                            3,169
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                 55,369
[AVERAGE-NET-ASSETS]                         1,984,879
[PER-SHARE-NAV-BEGIN]                            10.56
[PER-SHARE-NII]                                   0.57
[PER-SHARE-GAIN-APPREC]                         (0.23)
[PER-SHARE-DIVIDEND]                              0.00
[PER-SHARE-DISTRIBUTIONS]                         0.00
[RETURNS-OF-CAPITAL]                              0.00
[PER-SHARE-NAV-END]                              10.60
[EXPENSE-RATIO]                                   0.15
</TABLE>