| 馬名 | 父 | 母 | 生年 |
|---|---|---|---|
| Proper Proof | Prove It | Sunday Slippers | 1965 |
| Bargain Day | Prove It | Special Price | 1965 |
| ロジヤーズジユリエツト | Prove It | Stage Whisper | 1966 |
| Chelsie's Proof | Prove It | Chelsie | 1966 |
| Royal Fairway | Prove It | Royal Wayfarer | 1966 |
| Show Cause | Prove It | Orientation | 1966 |
| Rough Proof | Prove It | Pagan Princess | 1966 |
| Heavy Up | Prove It | Bride of Note | 1967 |
| Idieh | Prove It | Enchanted Song | 1967 |
| Danger Prove | Prove It | Dangerous Curve | 1967 |
| Prove a Little | Prove It | Clutha | 1967 |
| Prove It Lady | Prove It | Lady in White | 1967 |
| With Evidence | Prove It | Don't Linger | 1967 |
| Regalness | Prove It | Royal Butterfly | 1967 |
| Prince of Truth | Prove It | Modest Princess | 1968 |
| Bonnie Lee | Prove It | フリートフアン | 1968 |
| Prove It Roseola | Prove It | Roseola | 1968 |
| Prove It Darling | Prove It | Gay Darling | 1968 |
| Constant Proof | Prove It | Perillante | 1968 |
| Proof Requested | Prove It | Come On | 1968 |