Any horse scratched by the AGCO Veterinarian or Official Veterinarians is placed on this list. Horses can be placed on this list for reasons of illness, overall soundness or fitness to race.
| Horse Name | Horse Breed | Date On | Track On | Date Off | Official Vet Exam | Work | Qualify | Vet List Type |
|---|---|---|---|---|---|---|---|---|
| Silence Breakers | Thoroughbred | Woodbine Racetrack | Yes | |||||
| Silent Creek | Thoroughbred | Fort Erie Racetrack | Yes | X | ||||
| Silent Ghost | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Silent Oaks | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Silent Party | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Silent Respect | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Silent Warrior | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Silly Simone | Thoroughbred | Fort Erie Racetrack | Yes | X | ||||
| Silver Shasa | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Simply Silent | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Sing Your Life | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Sky Warden | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Sledgehammer | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Sligo One | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Small Talk | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Smiling Ellie | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Snack Daddy | Thoroughbred | Fort Erie Racetrack | Yes | X | ||||
| SNICKER | Standardbred | The Raceway at Western Fair District | No | Long List | ||||
| Snow Bullet | Quarter Horse | Ajax Downs | No | X | ||||
| Snow Scene | Thoroughbred | Woodbine Racetrack | Yes | X |