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D Summersby

Four years into a training career is still early days — most handlers take the better part of a decade to find their feet — but D Summersby is already showing the kind of consistency that gets people talking. This season tells the story neatly: 5 winners from 51 runners, which works out at roughly 1 in every 10 races. That might not sound flashy, but for a yard still finding its identity, keeping a steady drumbeat of winners on the board is exactly what builds a reputation.Based on TrackLab's AI analysis
Quick Facts
Role
Trainer
Based
St. Giles-on-the-Heath, Devon
Record
5 wins from 51 races
Win rate
9.8%
Top jockey
Best course
Worcester (10% from 10 races)
Best going
Good to soft (some give)

📊 Key Numbers

A snapshot of this trainer's performance over the last 12 months
51
Races
5
Wins
9.8%
Win rate
avg ~10%
37.3%
Place rate (top 3)
avg ~30%

🐎 Today's & Upcoming Runners

Horses D Summersby has entered for upcoming races

🔍 Full Analysis

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

The standout relationship in the yard right now is with Majestic Moment. Three wins from 10 races together is a genuinely impressive record — that's winning 3 in every 10 times they line up, which is the kind of number that makes owners sit up and take notice. When a trainer and a specific horse click like that, it usually comes down to the trainer really understanding what that horse needs — how it likes to be prepared, what kind of race suits it. Something is clearly working.

Equally telling is the partnership with jockey Bryan Carver. Five wins from 37 rides together, a win rate of around 1 in every 7, suggests a relationship built on trust and shared understanding. Trainer-jockey partnerships that gel early in a career can shape the whole direction of a yard, and this one looks like it has real mileage in it.

One detail worth filing away: Summersby's runners perform noticeably well when the ground is on the softer side — wet or slightly muddy conditions rather than the firm, fast summer ground some trainers prefer. Two wins from 13 races on that surface works out at 15%, or roughly 1 in every 6 to 7, which edges meaningfully above the yard's overall average. That suggests an eye for placing horses where conditions suit them, which is a genuine skill rather than luck.

Four years in, five winners on the board this season, and a couple of partnerships already worth watching. Summersby is still writing the opening chapters, but the early pages make for interesting reading.

📈 Form Trend

How this trainer's win rate has changed month by month
Monthly win rate
2025–2026
25%
Jul
0%
Aug
0%
Sep
25%
Oct
0%
Nov
0%
Dec
0%
Jan
0%
Feb
0%
Mar
40%
Apr
0%
May
0%
Jun

🎯 Where This Trainer Thrives

Performance broken down by ground, class, and track type
🌧 Ground Conditions
Good to soft (some give)
Loves
Good (firm-ish)
Ok
Heavy (very wet)
Unknown
Soft (muddy)
Unknown
Good to firm (drying out)
Unknown
🏅 Competition Level
Class 3 (mid-level)
Unknown
Class 4 (standard)
Ok
Class 5 (entry-level)
Ok
🏟 Track Shape
Left-handed, tight
Loves
Left-handed, long straights
Ok
Left-handed, tight turns
Ok
Right-handed, hilly
Ok

🏇 Jockey Partnerships

The riders they work with most, sorted by rides together
Bryan Carver First Choice
13.5%
Win rate
5/37
Won / Rode
0%
Win rate
0/5
Won / Rode
0%
Win rate
0/2
Won / Rode
Rian Corcoran
0%
Win rate
0/2
Won / Rode
0%
Win rate
0/1
Won / Rode
0%
Win rate
0/1
Won / Rode
0%
Win rate
0/1
Won / Rode
0%
Win rate
0/1
Won / Rode
0%
Win rate
0/1
Won / Rode

Top Horses

The strongest horses currently associated with this trainer
Form: 1411-U
Form: 4311-2
Form: 13P-42
Form: 3P72-5
Form: 228-23
Form: 3P/4-P
Form: 7F8-8P
Form: -2236P
Form: P-P9P0

🏟 Course Record

Win rate at each course, sorted by number of races
CourseRacesWinsWin rate
Worcester 10 1 10%
Fontwell Park 9 2 22.2%
Newton Abbot 9 0 0%
Taunton 6 0 0%
Exeter 5 1 20%
Uttoxeter 5 1 20%
Chepstow 3 0 0%
Newcastle 2 0 0%
Warwick 1 0 0%
Ffos Las 1 0 0%

📅 Recent Results

The last 20 results, most recent first
3 Jun
Newton Abbot · Long Distance (2m+) · Good
2nd
28 May
Worcester · Long Distance (2m+) · Good
9th
28 May
Worcester · Long Distance (2m+) · Good
2nd
24 May
Fontwell Park · Long Distance (2m+) · Good
2nd
24 May
Fontwell Park · Long Distance (2m+) · Good
2nd
22 May
Worcester · Long Distance (2m+) · Good
2nd
13 May
Newton Abbot · Long Distance (2m+) · Good
3rd
6 May
Fontwell Park · Long Distance (2m+) · Good
6 May
Fontwell Park · Long Distance (2m+) · Good
5th
6 May
Newton Abbot · Long Distance (2m+) · Good
2nd
2 May
Uttoxeter · Long Distance (2m+) · Good
2nd
24 Apr
Fontwell Park · Long Distance (2m+) · Good_To_Soft
Won
24 Apr
Chepstow · Long Distance (2m+) · Good
8th
17 Apr
Exeter · Long Distance (2m+) · Good
2nd
7 Apr
Exeter · Long Distance (2m+) · Good
Won
7 Apr
Exeter · Long Distance (2m+) · Good
7th
24 Mar
Taunton · Long Distance (2m+) · Good
26 Feb
Taunton · Long Distance (2m+) · Soft
17 Jan
Taunton · Long Distance (2m+) · Good_To_Soft
10th
17 Jan
Taunton · Long Distance (2m+) · Good_To_Soft
11th