The most telling number in her record is what happens when she teams up with trainer Christopher Mason. From 65 races together they have produced 11 winners — a win rate of around 1 in every 6. That is nearly double her overall average, which suggests something more than coincidence. When a jockey and trainer find a real rhythm, it usually means they communicate well, trust each other's judgement, and the trainer knows exactly which races to target. That partnership looks like one worth following.
There are also two specific conditions where Mangan tends to outperform. On very wet, muddy ground she has won 2 from 14 races — 14%, which is above her season average and meaningful in a sample where those conditions can genuinely sort the field. Handling a horse confidently when the ground is heavy is a skill in itself, and it suggests she rides with good balance and timing rather than relying on fast ground to do the work. Newcastle is the other one to note: 3 winners from just 10 rides there is a sharp return, and a track where a jockey consistently delivers tends to be a track they understand well — the turns, the draw, the way the pace typically develops.
Still only four years in, Mangan is building exactly the kind of profile that attracts better and better horses. The raw numbers are already convincing, and she has a standout trainer partnership and two clear conditions in which she excels. The foundations are in place.
| Course | Races | Wins | Win rate |
|---|---|---|---|
| Wolverhampton | 85 | 4 | 4.7% |
| Lingfield Park | 51 | 4 | 7.8% |
| Chepstow | 36 | 6 | 16.7% |
| Bath | 23 | 4 | 17.4% |
| Southwell | 16 | 3 | 18.8% |
| chelmsford | 13 | 1 | 7.7% |
| Ffos Las | 13 | 0 | 0% |
| Windsor | 11 | 2 | 18.2% |
| Kempton Park | 11 | 0 | 0% |
| Newcastle | 10 | 3 | 30% |
| Nottingham | 10 | 1 | 10% |
| Great Yarmouth | 9 | 1 | 11.1% |
| Brighton | 9 | 0 | 0% |
| Salisbury | 9 | 0 | 0% |
| Carlisle | 6 | 1 | 16.7% |
| Newbury | 6 | 0 | 0% |
| Epsom Downs | 6 | 0 | 0% |
| Pontefract | 5 | 1 | 20% |
| Doncaster | 4 | 0 | 0% |
| Leicester | 4 | 0 | 0% |
| Ascot | 3 | 0 | 0% |
| Sandown Park | 3 | 0 | 0% |
| Haydock Park | 2 | 1 | 50% |
| Catterick Bridge | 2 | 1 | 50% |
| Goodwood | 2 | 0 | 0% |
| Newmarket | 2 | 0 | 0% |
| Beverley | 1 | 0 | 0% |
| Hamilton Park | 1 | 0 | 0% |
| Ayr | 1 | 0 | 0% |
| Thirsk | 1 | 0 | 0% |
| Ripon | 1 | 0 | 0% |
| Chester | 1 | 0 | 0% |