Her trainer Tracy Waggott runs a busy yard out of Spennymoor in County Durham and has sent out 10 winners already this season, so Miss Rainbow is operating in a productive and active team. Waggott has spoken about knowing exactly what this horse needs underfoot — she wants proper wet, muddy ground to get the best out of her, the kind of conditions that slog lesser horses into the turf. It's a specific preference, and it means her opportunities have to be chosen carefully rather than simply taking whatever race is available. Earlier this year Waggott pulled her from an entry at Thirsk because the ground wasn't right, which tells you something about how well the team understand her.
When she does get suitable conditions, the numbers back up that patience. On normal ground she has won 4 from 11 races — a 36% win rate, or better than 1 in every 3. That is a genuinely impressive conversion rate and explains why she keeps getting aimed at tracks and conditions that suit her rather than being sent out speculatively. Most of her racing has come in Class 6 company — the everyday bread-and-butter races that form the backbone of the British calendar — and she has carved out a reliable record there with 3 wins from 22 races at that level.
Jockey William Pyle has been aboard for more than half her career, riding her in 19 of her 37 races and winning 3 of them together. That level of continuity matters — a jockey who knows a horse's quirks, knows when to push and when to wait, is often worth more than the raw numbers suggest. Miss Rainbow may never be a big-occasion horse, but she is the kind of consistent, loveable character who makes the sport interesting week to week.
| Course | Races | Results | Last visited | Win rate |
|---|---|---|---|---|
| Newcastle Galloping |
12 | 1 win, 1 second, 1 third, 9 other | 26 Jun | 8.3% |
| Catterick Bridge Sharp |
7 | 1 win, 1 second, 3 thirds, 2 other | 11 May | 14.3% |
| Redcar Galloping |
7 | 1 third, 6 other | 30 Apr | 0% |
| Thirsk Galloping |
5 | 3 wins, 1 second, 1 other | 5 Jun | 60% |
| Carlisle Undulating |
3 | 1 second, 1 third, 1 other | 9 Jul | 0% |
| Pontefract Undulating |
1 | 1 other | 7 Oct | 0% |
| Ripon Sharp |
1 | 1 other | 29 May | 0% |
| Hamilton Park Sharp |
1 | 1 third | 17 Jul | 0% |