[ARTICLE] 6
[CIK] 0000880583
[NAME] THE TRAVELERS SERIES TRUST
[SERIES]
   [NUMBER] 10
   [NAME] FEDERATED HIGH YIELD PORTFOLIO
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          DEC-31-1998
[PERIOD-END]                               DEC-31-1998
[INVESTMENTS-AT-COST]                       41,704,216
[INVESTMENTS-AT-VALUE]                      40,590,311
[RECEIVABLES]                                  607,932
[ASSETS-OTHER]                                     602
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                              41,198,845
[PAYABLE-FOR-SECURITIES]                       156,338
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                       53,763
[TOTAL-LIABILITIES]                            210,101
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                    42,049,120
[SHARES-COMMON-STOCK]                        3,689,694
[SHARES-COMMON-PRIOR]                        1,238,449
[ACCUMULATED-NII-CURRENT]                            0
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                         59,057
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                     1,119,433
[NET-ASSETS]                                40,988,744
[DIVIDEND-INCOME]                              104,299
[INTEREST-INCOME]                            2,617,653
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                 258,821
[NET-INVESTMENT-INCOME]                      2,463,131
[REALIZED-GAINS-CURRENT]                       196,895
[APPREC-INCREASE-CURRENT]                    1,637,517
[NET-CHANGE-FROM-OPS]                        1,022,509
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                    2,424,991
[DISTRIBUTIONS-OF-GAINS]                       203,459
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                      2,511,163
[NUMBER-OF-SHARES-REDEEMED]                    296,346
[SHARES-REINVESTED]                            236,428
[NET-CHANGE-IN-ASSETS]                      26,939,259
[ACCUMULATED-NII-PRIOR]                              0
[ACCUMULATED-GAINS-PRIOR]                       27,481
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                          185,665
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                258,821
[AVERAGE-NET-ASSETS]                        28,630,579
[PER-SHARE-NAV-BEGIN]                            11.34
[PER-SHARE-NII]                                  00.71
[PER-SHARE-GAIN-APPREC]                          00.18
[PER-SHARE-DIVIDEND]                             00.71
[PER-SHARE-DISTRIBUTIONS]                        00.05
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              11.11
[EXPENSE-RATIO]                                  00.90
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>