| Gen | Horse Name | DoB | Sex | Registration | Sire | Dam |
|---|---|---|---|---|---|---|
| 0 | THORNEYSIDE THE BOSS | Not Recorded | Stallion | WSB 25610 | BRYNYMOR WELSH MAGIC | THORNEYSIDE FLYING LADY |
| 1 | BRYNYMOR WELSH MAGIC | 1973 | Stallion | NEBO BLACK MAGIC | HWYLOG BRIALLEN | |
| 2 | NEBO BLACK MAGIC | 1962 | Stallion | PENTRE EIDDWEN COMET | TYNGWNDWN MATHRAFAL LADY | |
| 3 | PENTRE EIDDWEN COMET | 1946 | Stallion | WSB 1796 | EIDDWEN'S IMAGE | DEWI BLACK BESS |
| 4 | EIDDWEN'S IMAGE | Not Recorded | Stallion | WSB 1703 | MATHRAFAL EIDDWEN | DEWI ROSINA |
| 5 | MATHRAFAL EIDDWEN | Not Recorded | Stallion | WSB 965 | KING FLYER | POLLIE OF MAESCLYNOG |
| 6 | KING FLYER | Not Recorded | Stallion | WSB 35 | No Record | No Record. |
| 7 | No Record | Not Recorded | Stallion |