Sugar Island
Sugar Island is a 3-year-old filly trained by Aidan O'Brien who has found her groove at The Curragh, winning two of her four races there—a remarkable win rate that makes her one of the most reliable performers at the Irish track. Across ten career starts, she has won twice and finished in the top 3 four times, which adds up to a respectable 20 per cent win rate. What makes her genuinely interesting is that she has already shown promise at the highest level: she won a Group 3 race at Staffordstown, a significant step up in class that signals O'Brien sees real potential in her future.Based on TrackLab's analysis
Owner
Westerberg Mrs Magnier M Tabor D Smith
📊 Key numbers
Career totals for this horse
🔍 Full analysis
Our model's view, based on this horse's career and recent runs
Her most recent success came at The Curragh on 21 October 2025, and jockey Ryan commented afterward that she was still green—not yet schooled in the finer points of racing—but still won convincingly. She suggested she'll have no trouble stepping up to a mile and a quarter next season, which opens the door to some prestigious winter and spring targets. O'Brien's team has spoken about her pedigree, which traces back to Minding and the famous Lily Langtry line, horses known for their stamina and class. The trainer has indicated she could be an Oaks contender or even a Guineas type, and there is talk of running her in an Oaks trial next year. Sugar Island was last raced just a day ago, so she remains very much active in the yard's plans. With 125 winners sent out by O'Brien this season, she is part of one of Britain and Ireland's most successful operations, though her own record suggests she has the talent to become one of its more memorable inmates if those big-race plans come to fruition.
⚡ Strengths and risks
What helps this horse and what to watch out for
⚠ What to watch out for
⚠ Poor record on good ground: 0 wins from 4 starts
⚠ Poor record on good_to_soft ground: 0 wins from 3 starts
🎯 Where this horse runs best
Results split by ground, distance, race level and track shape
🌧 Ground
Good to yielding (mild give)
Unknown
Good to firm (fairly firm)
Unknown
Good (a little give)
Avoids
Good to soft (some give)
Avoids
🏟 Track shape
Right-handed, long straights
Loves
Left-handed, long straights
Unknown
Left-handed, tight
Unknown
Left-handed, hilly
Unknown
📅 Recent runs
The last 10 races, most recent first
17 Oct
4th
Ascot
1m3f – 1m4f · Good · 13 runners
20 Aug
7th
York
1m3f – 1m4f · Good_To_Soft · 9 runners
18 Jul
10th
The Curragh
1m6f – 2m · Good_To_Firm · 11 runners
5 Jun
3rd
Epsom Downs
1m6f – 2m · Good_To_Soft · 9 runners
6 May
4th
Chester
1m3f – 1m4f · Good · 5 runners
21 Oct
🏆 Won
The Curragh
1m1f – 1m2f · Heavy · 8 runners
10 Oct
9th
Newmarket
1m1f – 1m2f · Good · 11 runners
11 Sep
3rd
Doncaster
1m1f – 1m2f · Good_To_Soft · 9 runners
30 Aug
5th
The Curragh
1m1f – 1m2f · Good · 7 runners
20 Jul
🏆 Won
The Curragh
7f – 1m · Good_To_Yielding · 12 runners
🏇 Jockeys
Every jockey who has ridden this horse, most rides first
🏟 Course record
Win rate at each course this horse has visited
| Course | Races | Results | Last run | Win rate |
|---|
| The Curragh Galloping |
4 |
2 wins, 2 other |
18 Jul |
50% |
| Chester Tight |
1 |
1 other |
6 May |
0% |
| Doncaster Galloping |
1 |
1 third |
11 Sep |
0% |
| Epsom Downs Undulating |
1 |
1 third |
5 Jun |
0% |
| York Galloping |
1 |
1 other |
20 Aug |
0% |
| Ascot Galloping |
1 |
1 other |
17 Oct |
0% |
| Newmarket Galloping |
1 |
1 other |
10 Oct |
0% |