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Trainer profile

J-L Gay

326 runners in the lifetime window · 51 individual horses
As at 29 Oct 2026 · KTB archive: 2005–present, updated daily
Last runner Sep 2015
No runners in the last 5 seasons — showing the lifetime record, from 1 Jan 2008 — the aggregate floor: every horse in the window has a complete captured career behind it.
16–326
Wins / Runs
4.9%
Strike rate
n=326
52 (16%)
Placed
0.65
n=282 · 0.55 incl. margin
−138.40
£1 level stake
n=282 at SP · −49.1%
£918k
Prize money (window)
Strike by season
2.6%
KTB Yard Profile

Sent out around 40 runners a season, across both codes, winning with 5% of them — a touch below the margin-free market read across the lifetime window (Fair A/E 0.65).

Deterministic profile computed from 326 archived runs (lifetime window) · updated 29 Oct 2026
KTB at a glance Fresh horses: 6.1% Sebastien Leloup: 3.4% from 59
The read

Debutants struggle at 0% (n=41, Fair A/E 0.00). Sebastien Leloup rode 18% of the entries and matches the yard's average almost exactly (3.4%, A/E 0.53). The yard also read well off a 31-60-day break (13.3%, n=45) and over 1m2f – 1m4f (11.1%, n=54). 2 Group and Graded wins sit in the archive record — the biggest prize the yard has landed: the Prix Saint Sauveur at Auteuil (FR) (May 2014, £38,000). The stable star of the record was Wysiwyg Lucky (FR) — 6 wins from 21 runs for the yard.

Written from the figures on this page — every claim carries its sample. Descriptive, not a tip.

Yard patterns

the angles behind the record · vs 4.9% baseline
Fresh · 61+ days off
6.1%+1.2
n=99 · A/E 1.25 · £1 −15.90
New recruits · first run for the yard
0%−4.9
n=6 · A/E 0.00 · £1 −5.00
Debutants · first career start
0%−4.9
n=41 · A/E 0.00 · £1 −34.00
First-time headgear · true-first definition
6.3%+1.4
n=16 · A/E 2.60 · £1 +2.00
Headgear returns · back on after a bare run
0%−4.9
n=9 · A/E 0.00 · £1 −9.00
When favourite
0%
n=2 · A/E 0.00 · £1 −2.00
Claiming riders · a claimer in the saddle
0%−4.9
n=50 · A/E 0.00 · £1 −46.00
Group / Graded races · pattern & listed
3.4%−1.5
n=59 · A/E 0.48 · £1 −15.00

Each tile is the record in that situation vs the 4.9% baseline — descriptive splits with the sample always shown, not tips. Tiles under 30 runs render muted. Headgear figures use the true-first definition (first gear appearance in the captured career); returns are gear back on after a bare run. Claiming riders are runs where the booked rider carried a weight claim. Group / Graded covers pattern and listed races.

Notable angles

vs their own baseline
Off a 31-60-day break 13.3% vs 4.9% · n=45
With a new jockey booking 0% vs 4.9% · n=162
Over 1m2f – 1m4f 11.1% vs 4.9% · n=54
With horses switching code 0% vs 4.9% · n=55
With claiming riders up 0% vs 4.9% · n=50
With debutants 0% vs 4.9% · n=41
Descriptive splits ranked by divergence × sample — insight, not instruction. Every angle carries its N; nothing under 30 runs qualifies. Rows within 2pts of the baseline appear only when the market-relative read (Fair A/E) diverges, and show it.

Record by conditions

same window as header

Race type

TypeRWSR£1
Hurdle 142 7 4.9% −73.90
Flat 122 6 4.9% −80.00
Chase 62 3 4.8% +15.50

Going

GoingRWSR£1
Soft 157 9 5.7% −105.10
Heavy 81 4 4.9% +23.70
Standard (AW) 41 1 2.4% −36.00
Good 29 1 3.4% −24.00
Good to Soft 18 1 5.6% +3.00

Courses

CourseRWSR£1
Auteuil (FR) 148 9 6.1% −31.10
Enghien (FR) 53 1 1.9% −27.30
Deauville (FR) 43 1 2.3% −40.00
Maisons-Laffitte (FR) 31 0 0% −25.00
Saint-Cloud (FR) 16 3 18.8% +5.00
Chantilly (FR) 13 1 7.7% −10.00
Longchamp (FR) 11 0 0% −7.00
Cagnes-Sur-Mer 3 0 0% —
Lyon Parilly (FR) 2 0 0% −2.00
Clairefontaine 2 0 0% —
Fontainebleau (FR) 1 1 100% —
Vichy (FR) 1 0 0% −1.00
Toulouse (FR) 1 0 0% —
Seiches-Sur-Le-Loir 1 0 0% —

Class

ClassRWSR£1
Class 1 59 2 3.4% −15.00

Market position

In the bettingRWSRA/E£1
Favourite 2 0 0% 0.00 −2.00
2nd–3rd fav 19 0 0% 0.00 −19.00
4th–6th fav 49 3 6.1% 0.88 −19.10
7th+ in betting 212 4 1.9% 0.94 −98.30
Fair A/E per band is the tell: near 1.00 the market had it priced right; well above, the wins came where the market didn't expect them.

Rows below n=30 are shown faded — a small sample is a fact, not a trend. Every figure carries its N.

Horses trained

same window as header · most-raced first
HorseRWPlLast ran
Colorado Seven (FR) 34 1 7 22 Jun 15
Oklahoma Seven (FR) 31 3 11 19 Apr 15
Sierra Nevada (FR)then Mme S Delaroche 26 2 7 10 Sep 15
Dakar Eleven (FR)then Mlle S Delaroche 13 0 0 18 Sep 15
Cellabelle (FR)then Alex Fracas 12 0 2 18 Oct 11
Indiana Seven (FR) 11 0 0 23 Jun 11
Cathodine Cayras (FR)then Patrice Quinton 11 0 5 17 May 11
Mon Milord (FR)from Mlle F Guedj 10 0 0 5 Nov 11
Madly In Love (FR)then T Clout 10 0 3 7 May 11
Estrelja (GER) 9 0 0 25 Jun 15
Logidis Park (FR) 9 0 0 31 Aug 14
All 51 horses sent out in this window. Runs, wins and places only: a strike rate or a return on a handful of runs is noise, so none is quoted per horse — each horse's full record is on its own page.
Where they came from · where they went next

Of the 51 horses listed, 10 arrived from another yard in our archive, most often from Mlle F Guedj & J-L Gay (3) and Mlle F Guedj (2); 41 had their first archived run for this yard.

17 have since run for another yard, most often for Mme S Delaroche (6) and R Mathis (3); 34 have no later run for another yard in our archive.

Read from each listed horse's whole archived career (2005 onwards), not only this window, and counted over the horses listed above, not the whole string. “First archived run” means our archive holds nothing earlier, not that the horse was unraced. A horse with no later run elsewhere may still be here, be off the track, or have run somewhere our archive does not cover — none of that is asserted.

When the yard fires

strike by month, lifetime
JFMAMJJASOND
00901021164380
Muted months are small samples (under 30 runs) — read them with the caution they deserve.

Jockey bookings

same window · biggest samples first
Go-to riderSebastien Leloup
18% of all rides
3.4% SR · A/E 0.53
RiderRWSR£1
Sebastien Leloup 59 2 3.4% −10.40
Muted rows are under 30 rides and sit behind "Show all".

Career highlights

lifetime archive, 2005→
18
Archived wins
2
Pattern / graded wins
£1.04m
Prize money
2009
Best season · 9 wins
In our archive from its very first year (2005), so this career almost certainly began earlier than our record does. The figures above count 2005 onwards only — what the archive holds, not a full-career total. This card is the full archive census (2005→); the statistics in the header aggregate from 2008 — the floor that guarantees every horse a complete captured career — so this card can legitimately show more wins than the header.
Oklahoma Seven (FR) — Prix Saint Sauveur (Chase) (Listed Handicap) (5yo+) (Turf) Auteuil (FR) · May 2014 · Listed
£38,000
Colorado Seven (FR) — Prix Robert Weill (Prix Ketch) (Hurdle) (Handicap) (3yo) (Turf) Auteuil (FR) · Nov 2010
£31,858
Oklahoma Seven (FR) — Prix De Marsan (Hurdle) (Conditions) (4yo) (Turf) Auteuil (FR) · Mar 2011
£28,966

Sires in the string

progeny record · win % by ground and trip
Ultimately Lucky (IRE) 12.2% · 6–49
Progeny have won 9.8% of 549 runs since 2008 (86 horses).
Laveron (GB) 2.5% · 1–40
Progeny have won 10.2% of 1,171 runs since 2008 (142 horses). Strongest on Good to Soft going: 14.9% from 161. Weakest on Soft going: 6.9% from 477.
Saint Des Saints (FR) 8.6% · 3–35
Progeny have won 15% of 5,352 runs since 2008 (643 horses).
Le Havre (IRE) 0% · 0–13
Progeny have won 12.4% of 5,866 runs since 2008 (750 horses). Strongest on Good to Firm going: 15.5% from 296.
Kendargent (FR) 0% · 0–12
Progeny have won 9.6% of 5,229 runs since 2008 (580 horses). Weakest over 2m1f – 2m4f (all codes): 5.9% from 253.
Muhtathir (GB) 0% · 0–12
Progeny have won 11.3% of 4,714 runs since 2008 (494 horses). Weakest on Standard (AW) going: 7.9% from 967.
Top line: the yard's own record with each sire's runners (win %, wins–runs), same window as the header; faded under 30 runs. Beneath it: every run by that sire's progeny in our archive since 2008, as at 29 Oct 2026 — what they have done, not a forecast. A going or a distance is named only where at least 100 progeny runs sit 3 or more points from the sire's own win rate. Distance bands cover Flat and jumps together.

The record

latest 50 of 345 · newest first

The latest 50 of 345 archived runners, newest first. The full record runs from 25 March 2005 to 18 September 2015.

DateCourseHorseRaceFinishSP

Drawn from the whole archive (2005 onwards), so it can include runs outside the window the header statistics cover. Non-runners are not listed. A finish shown in letters is a non-completion (F fell · UR unseated · PU pulled up · BD brought down).

Quick answers

What is J-L Gay's strike rate?
J-L Gay has won 16 of 326 runners since 2008, a strike rate of 4.9% (as at 29 October 2026). Figures are computed from our own results archive.
Which course does J-L Gay do best at?
Auteuil (FR) by strike rate: 9 wins from 148 runners (6.1%) since 2008. Read from the 15 courses with the most runners on the same basis, and only those with at least 30 — a small sample cannot top the list, and a rarely-visited course is not in the comparison.
Who rides most for J-L Gay?
Sebastien Leloup, with 59 runners since 2008 — 18% of the total. That pairing has won 2 (3.4%).
What is J-L Gay's Fair A/E?
0.65, from 282 runners with a computed fair probability since 2008. Fair A/E compares actual wins with a margin-stripped market expectation, so 1.00 is par: above it the wins came at bigger prices than the margin-free market implied, below it they did not.
Fair A/E compares wins with a margin-stripped market expectation. Favourite-heavy samples — top yards, leading riders — naturally read a few points warm, so 1.05 means "beat the margin-free market read", not "the market underrates this by 5%". Three sample sizes are reported and never blended: runs (n), the ROI basis (n at SP), and the fair-A/E basis (n with a computed fair probability).

Strike rate is wins over all runs (n). ROI is £1 level stakes at SP over runs with a parseable price (n at SP). Fair A/E is wins over margin-stripped market expectation, over runs with a computed fair probability (n fair). The three Ns can legitimately differ and are always shown. Figures as at 29 October 2026, computed from our own results archive (2005 onwards; aggregates from 2008).