| 馬名 | 父 | 母 | 生年 |
|---|---|---|---|
| Very Tough | モガンボ | Tough as Nails | 1988 |
| Catrail | Storm Cat | Tough as Nails | 1990 |
| True At Heart | Storm Cat | Tough as Nails | 1993 |
| ヒシアイガー | Storm Cat | Tough as Nails | 1994 |
| Little King | デヒア | Tough as Nails | 1996 |
| Prairie Downs | サンダーガルチ | Tough as Nails | 1997 |
| Swan River | ヘネシー | Tough as Nails | 1998 |
| ファストアズライト | ヘネシー | Tough as Nails | 1999 |
| Tachibana | Tale of the Cat | Tough as Nails | 2000 |
| Market Day | Grand Slam | Tough as Nails | 2002 |