What really stands out is what happens when the ground turns wet and muddy. In those conditions, Hennessy's yard has won 2 from just 4 races — that is 50%, or one in every two. For context, most trainers are happy to win one in ten. Finding that kind of edge in specific conditions is not luck; it suggests Hennessy knows exactly which horses to run where and when, and that he is doing something right in how he prepares them for that test.
His most interesting partnership so far is with Of Land And Sea, a horse the yard has run three times together, winning once. That might sound modest, but in a small, young operation every individual relationship between trainer and horse matters. How Hennessy manages that horse across three outings tells you he is thinking long-term rather than just throwing runners at races and hoping.
Four years in, with a consistent 1-in-6 win rate and a clear advantage on testing ground, Hennessy looks like a trainer quietly building something worth watching.
| Course | Races | Wins | Win rate |
|---|---|---|---|
| Kilbeggan | 4 | 2 | 50% |
| Ballinrobe | 3 | 1 | 33.3% |
| Limerick | 2 | 1 | 50% |
| Gowran Park | 2 | 1 | 50% |
| Wexford | 2 | 0 | 0% |
| Galway | 2 | 0 | 0% |
| Tramore | 2 | 0 | 0% |
| Clonmel | 2 | 0 | 0% |
| Dundalk | 2 | 0 | 0% |
| Navan | 2 | 0 | 0% |
| Naas | 2 | 0 | 0% |
| Cheltenham | 1 | 0 | 0% |
| Cork | 1 | 0 | 0% |
| Bellewstown | 1 | 0 | 0% |
| Fairyhouse | 1 | 0 | 0% |
| Tipperary | 1 | 0 | 0% |