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Mercurial

There is a particular kind of racehorse that keeps finding a way to finish near the front without ever quite getting back to the winner's enclosure, and Mercurial fits that description almost perfectly. The seven-year-old has finished in the first three on 14 occasions from 36 races, yet has won just once — that's a win rate of roughly 1 in every 36 races, or just 3%. Plenty of places, not many victories.Based on TrackLab's AI analysis
Quick Facts
Age
7 years old
Sex
Gelding
Colour
Bay
Father
Prince Of Lir
Mother
Conjuring
Owner
John J Nallen
Rating
70

📊 Key Numbers

Career statistics for this horse
36
Career races
1
Wins
2.8%
Win rate
avg ~10%
38.9%
Place rate (top 3)
avg ~30%
1 days
Since last race

🔍 Full Analysis

TrackLab's AI-generated assessment based on career data and recent form
TrackLab's Detailed Breakdown
Auto-Generated

That one win came at The Curragh in April 2024, over the short, sharp distances between five and six-and-a-half furlongs where Mercurial clearly feels most at home. It's now been 26 months since that day, and in the 14 races run over those shorter trips, the record reads one win from fourteen — so about 1 in every 14. Competitive, occasionally eye-catching, but the winner's prize keeps slipping away.

The partnership with jockey Sean D Bowen tells a similar story. The two have been paired together 18 times, more than any other combination, and are yet to win together. That doesn't mean it hasn't worked — those 18 races will have included plenty of placed finishes — but it's the kind of statistic that quietly catches your attention. Recent form shows two second-place finishes in the last six runs, so Mercurial is still running well enough to be involved at the finish, just not quite well enough to get there first.

Trainer John J Nallen's yard has sent out five winners this season, which shows the operation is capable of finding the right races and getting horses ready. At Class 4 level, one rung below the top tier, Mercurial has run three times without winning — 0 from 3. That suggests the horse may simply be most comfortable in slightly softer company. Having raced just yesterday, this is very much a horse still in the thick of things, and with a track record of placing so often, another winning day is not out of the question — though history suggests it might keep you waiting.

Strengths & Risks

What the data says works for and against this horse
✓ What works in their favour
Excellent record on heavy ground: 1 wins from 9 starts (11%)
Well suited by 5f – 6½f distances: 7% win rate
⚠ What to watch out for
Poor record on soft ground: 0 wins from 9 starts
Poor record on good ground: 0 wins from 7 starts
Poor record on standard ground: 0 wins from 4 starts
Poor record on yielding_to_soft ground: 0 wins from 3 starts
Yet to win at Listowel in 5 attempts
Struggles on LH Galloping tracks: 0 wins from 10 starts
Struggles on LH Sharp tracks: 0 wins from 7 starts

🎯 Where This Horse Thrives

Performance broken down by ground, distance, class, and track type
🌧 Ground Conditions
Heavy (very wet)
Loves
Good to yielding (mild give)
Unknown
Soft to heavy (wet)
Unknown
Yielding (slightly soft)
Unknown
Soft (muddy)
Avoids
Good (firm-ish)
Avoids
Standard (all-weather)
Avoids
Yielding to soft (damp)
Avoids
📏 Race Distance
5F – 6½F
Loves
7F – 1M
Avoids
1M1F – 1M2F
Avoids
🏅 Competition Level
Class 2 (high-level)
Unknown
Class 3 (mid-level)
Unknown
Class 4 (standard)
Avoids
🏟 Track Shape
Right-handed, long straights
Loves
Right-handed, tight
Unknown
Left-handed, long straights
Avoids
Left-handed, tight turns
Avoids
Left-handed, tight
Avoids
Right-handed, tight turns
Avoids

📅 Recent Runs

The last 10 races, most recent first
31 May
2nd
Listowel
5f – 6½f · Good · 16 runners
18 May
4th
Roscommon
7f – 1m · Good_To_Yielding · 18 runners
2 Nov
9th
The Curragh
7f – 1m · Heavy · 21 runners
21 Oct
2nd
The Curragh
5f – 6½f · Heavy · 17 runners
23 Sep
4th
Listowel
7f – 1m · Heavy · 16 runners
27 Jun
8th
The Curragh
7f – 1m · Good · 16 runners
1 Jun
12th
Listowel
5f – 6½f · Good_To_Yielding · 14 runners
25 Apr
10th
Limerick
1m1f – 1m2f · Soft · 19 runners
23 Mar
12th
Naas
7f – 1m · Soft_To_Heavy · 15 runners
3 Nov
3rd
The Curragh
7f – 1m · Yielding_To_Soft · 26 runners

🏇 Jockey Partnerships

Every jockey who has ridden this horse, sorted by rides together
0%
Win rate
0/18
Won / Rode
Seamie Heffernan Current Jockey
0%
Win rate
0/6
Won / Rode
0%
Win rate
0/3
Won / Rode
0%
Win rate
0/2
Won / Rode
100%
Win rate
1/1
Won / Rode
0%
Win rate
0/1
Won / Rode
0%
Win rate
0/1
Won / Rode
Darragh O'Sullivan
0%
Win rate
0/1
Won / Rode
0%
Win rate
0/1
Won / Rode

🏟 Track Record

Win rate at each course this horse has visited
CourseRacesResultsLast visitedWin rate
The Curragh
Galloping
8 1 win, 2 seconds, 1 third, 4 other 2 Nov 12.5%
Listowel
Sharp
5 2 seconds, 1 third, 2 other 31 May 0%
Dundalk
Galloping
3 1 second, 1 third, 1 other 23 Mar 0%
Chester
Tight
3 3 other 14 Sep 0%
Roscommon
Sharp
3 2 seconds, 1 other 18 May 0%
Naas
Galloping
2 1 third, 1 other 23 Mar 0%
Limerick
Galloping
2 2 other 25 Apr 0%
Galway
Tight
2 1 second, 1 other 12 Sep 0%
Cork
Galloping
1 1 other 3 Apr 0%
Killarney
Sharp
1 1 other 13 Jul 0%
Doncaster
Galloping
1 1 second 23 Oct 0%
Bellewstown
Sharp
1 1 other 27 Sep 0%
Haydock Park
Galloping
1 1 other 18 Oct 0%
Navan
Galloping
1 1 other 13 May 0%
Wolverhampton
Galloping
1 1 other 11 Oct 0%
Tipperary
Galloping
1 1 other 21 Apr 0%