| Gen | Horse Name | DoB | Sex | Registration | Sire | Dam |
|---|---|---|---|---|---|---|
| 0 | TREHARNE JACOB (IMP) | 1973 | Stallion | 149 | TREHARNE ROBIN | WYRHALE SCEPTRE |
| 1 | TREHARNE ROBIN | Not Recorded | Stallion | WSB 3061 | COED COCH GLYNDWR | GLASCOED LLINOS |
| 2 | COED COCH GLYNDWR | 1935 | Stallion | WSB 1617 | REVOLT | DINARTH HENOL |
| 3 | REVOLT | Not Recorded | Stallion | WSB 493 | LLWYN TYRANT | FLYAWAY |
| 4 | LLWYN TYRANT | Not Recorded | Stallion | WSB 207 | PRINCE OF CARDIFF | FLORENCE |
| 5 | PRINCE OF CARDIFF | Not Recorded | Stallion | WSB 84 | HAMLET PRINCE OF DENMARK | WELSH WONDER |
| 6 | HAMLET PRINCE OF DENMARK | Not Recorded | Stallion |