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Horse profile

Heross Du Seuil (FR)

7yo gelding (at last run, Mar 2024) · Last trainer Ryan Potter · Last owner Kevin Boothby And John Lynk
by Rail Link (GB) out of Tulipe Du Seuil (FR) (Equerry)
18 runs · 13 courses · from Dec 2020
As at 4 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 10 Mar 2024 — 969 days ago. Our archive can't say whether the horse is still in training.
Last run Mar 2024 · 4th of 6 2 wins · Uttoxeter & Kempton Last raced off OR 98
KTB Profile

Heross Du Seuil won two of 18 starts on turf. Both wins came on soft ground, one at Kempton over 1m5f to 2m in Dec 2020 and the other at Uttoxeter over 2m1f to 2m4f in Sep 2023. The gelding, aged 7 at his last run in Mar 2024, finished fourth of six in a Class 5 handicap hurdle at Warwick off an official rating of 98, 28lb below his highest ever mark.

Based on 18 archived runs · updated 4 Nov 2026
KTB at a glance OR ↓ 28lb off peak
Official rating98↓ 28lb off peak
98 98–126

KTB Speed and Rating

KTB Speed

Best recent Speed 114 the best of the last 3 graded (A or B) runs · Carlisle, 19 Oct 2023

How fast the horse ran, as points against the day-corrected standard time for its course and distance: 100 is the median GB Class 4 handicap winner on that code; one point is 0.1% of the standard time. A, B or C is how much the day's card could tell us, not how good the run was. What this means →

Jumps 13 figures · best 114A · median 97
GoingRunsBestMedianSince 4 Nov 2025
Soft6103A95.5—
Good3113C108—
Heavy2114A83—
Good to Soft294A92.5—
DistanceRunsBestMedianSince 4 Nov 2025
2m1f – 2m4f8114A98—
1m5f – 2m5103A75—

Of 18 runs looked at, 5 have no figure: did not complete (4) · obstacles omitted — the race ran a shortened course (1).

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 13 figures from 18 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 108C the best of the last 3 rated runs · Ludlow, 21 Feb 2024 Official rating 98 at the last run, 10 Mar 2024

What the horse achieved in each race, in pounds on the official-rating scale, from the weight carried, the lengths beaten and the race's own level solved across the archive — never the market, never the official rating as a starting point. The headline is the best of the horse's last three rated runs on that code — its best recent day. The KTB Rating on a racecard is a different reading of the same figures: the level the horse has been running to, an average of up to its last six runs with the latest counting most, so the two can differ. A, B or C on a run is how much known form was in that race. What this means →

Jumps 14 figures · best 138A · median 112
GoingRunsBestMedianSince 4 Nov 2025
Soft7138A114—
Good3113C111—
Heavy2119A100—
Good to Soft2114A108—
DistanceRunsBestMedianSince 4 Nov 2025
2m1f – 2m4f8122A113.5—
1m5f – 2m6138A107.5—

Of 18 runs looked at, 4 have no figure: did not complete (or a non-runner row) (4).

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 14 figures from 18 runs · as at 4 Oct 2026 · a record, not a forecast

Both figures are KTB's own, computed from the archive; no vendor rating enters either. Every run's figure is on its form line below with its grade. Grades measure how much the archive could see, never the merit of the run.

Run style is derived from in-running commentary, which our data provider does not supply for this horse's races.

Pedigree intelligence

Sire

Progeny in our archive have won 10.5% of 2,921 runs since May 2011 (285 horses).

Strongest on good to firm going: 13.5% from 341. Weakest on heavy going: 7.1% from 238. Weakest over 6f – 7f (all codes): 5.7% from 228.

GoingRunsWinsSRvs sireThis horse
Firm1119.1%−1.4—
Good to Firm3414613.5%+3—
Good6206510.5%00 from 4
Good to Soft390348.7%−1.80 from 3
Soft574478.2%−2.32 from 9
Heavy238177.1%−3.40 from 2
Standard (AW)7479713%+2.5—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f27311.1%+0.6—
6f – 7f228135.7%−4.8—
1m – 1m1f4294811.2%+0.7—
1m2f – 1m4f93312313.2%+2.7—
1m5f – 2m676679.9%−0.61 from 6
2m1f – 2m4f463378%−2.51 from 11
2m5f – 3m1431510.5%00 from 1
Over 3m2214.5%−6—

Flat and jumps together (all codes) · since May 2011 · as at 4 Nov 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam

5 siblings in the archive, 2 winners — best of them Jimmy Du Seuil (FR) (3 wins).

The wins came over 2m–2m5½f; the highest grade won is Grade 2 (Iberique Du Seuil (FR)).

ProduceRunsWinsWin tripsBest grade
Jimmy Du Seuil (FR)1132m½f–2m5½fClass 1
Iberique Du Seuil (FR)922mGrade 2
Fleur Du Seuil (FR)70——
Kifile Du Seuil (FR)10——
Nelson Du Seuil (FR)30——

Record by conditions

GoingRunsWinsSR£1
Soft 9 2 22% −0.50
Good 4 0 0% −4.00
Good to Soft 3 0 0% −3.00
Heavy 2 0 0% −2.00

ClassRunsWinsSR£1
Class 4 13 1 8% −8.50
Class 3 3 0 0% −3.00
Class 5 1 0 0% −1.00
Class 2 1 1 100% +3.00

CourseRunsWinsSR£1
Warwick 2 0 0% −2.00
Southwell 2 0 0% −2.00
Market Rasen 2 0 0% −2.00
Uttoxeter 2 1 50% +2.50
Kempton 2 1 50% +2.00
Ludlow 1 0 0% −1.00
Leicester 1 0 0% −1.00
Plumpton 1 0 0% −1.00
Carlisle 1 0 0% −1.00
Worcester 1 0 0% −1.00
Newbury 1 0 0% −1.00
Sedgefield 1 0 0% −1.00
Newton Abbot 1 0 0% −1.00

DistanceRunsWinsSR£1
2m1f – 2m4f 11 1 9% −6.50
1m5f – 2m 6 1 17% −2.00
2m5f – 3m 1 0 0% −1.00

JockeyRunsWinsSR£1
Finn Lambert 7 1 14% −2.50
Nico de Boinville 4 1 25% +0.00
Caoilin Quinn 2 0 0% −2.00
James Bowen 2 0 0% −2.00
Daryl Jacob 1 0 0% −1.00
Ned Fox 1 0 0% −1.00
James Turner 1 0 0% −1.00

HeadgearRunsWinsSR£1
None 11 1 9% −7.00
Cheekpieces 6 1 17% −1.50
Tongue tie + cheekpieces 1 0 0% −1.00

SeasonRunsWinsSR£1
2024 3 0 0% −3.00
2023 9 1 11% −4.50
2022 2 0 0% −2.00
2021 3 0 0% −3.00
2020 1 1 100% +3.00

Splits include every sample, however small — muted rows are under 3 runs. A one-from-one record is a fact, not a trend: read the Runs column before the strike rate.

Form

DateCourseRace PosBtn Wgt ORSpdKTB Jockey SP
2024 · 3 runs
10 Mar 24+18d Warwick Pony Racing Authority Graduates Handicap Hurdle (Conditional/Amateurs) Class 5 · 2m · Soft · 6 ran 4/6 3¾ 11-8 9836C107C Finn Lambert 22/1
21 Feb 24+29d Ludlow Michael Lumsden Memorial Handicap Hurdle Class 4 · 2m · Soft · 11 ran 10/11 2¼ 11-6 102—108C Daryl Jacob 33/1
23 Jan 24+37d Leicester Leicester Racecourse Ideal Self-Hire Wedding Venue Handicap Hurdle Class 4 · 1m7½f · Heavy · 6 ran 5/6 38 10-8 10552C81C Ned Fox 11/2
2023 · 9 runs
17 Dec 23+10d Southwell Download The PlanetSportBet App Conditional Jockeys' Handicap Hurdle Class 4 · 2m4½f · Good To Soft · 8 ran PU/8 — 11-7 108—— James Turner 5/1
07 Dec 23+31d Market Rasen Discover What's Trending At Rhino.Bet Casino Conditional Jockeys' Handicap Hurdle Class 4 · 2m½f · Soft · 6 ran 4/6 12 11-8 10997B107B Finn Lambert 4/1
06 Nov 23+18d Plumpton Southern Contract Lifting Ltd Handicap Hurdle Class 4 · 2m4½f · Good To Soft · 11 ran 5/11 2 11-9 11094A114A Finn Lambert 13/2
19 Oct 23+16d Carlisle Download The Rhino.Bet App Conditional Jockeys' Handicap Hurdle Class 4 · 2m4f · Heavy · 10 ran 5/10 2½ 11-5 111114A119A Finn Lambert 9/2
03 Oct 23+14d Southwell Sponsorship Branding At signsolutions.org Handicap Hurdle Class 4 · 2m4½f · Good · 6 ran 2/6 nse 11-4 109108A111B Finn Lambert 11/8F
19 Sep 23+21d Uttoxeter QuinnBet Daily Free Bet Handicap Hurdle Class 4 · 2m4f · Soft · 8 ran 1/8 10-11 10299B122A Finn Lambert 7/2
29 Aug 23+170d Worcester Ann Hitchings Memorial Handicap Hurdle (Div 2) Class 4 · 2m4f · Good To Soft · 10 ran 7/10 2¼ 11-5 10691A102A Finn Lambert 28/1
12 Mar 23+9d Market Rasen Get Cheltenham Ready At Rhino.Bet Handicap Hurdle Class 4 · 2m4½f · Soft · 9 ran PU/9 — 10-13 110—— Caoilin Quinn 33/1
03 Mar 23+103d Newbury A-plan Insurance Supporting West Berkshire Mencap Conditional Jockeys' Handicap Hurdle Class 4 · 2m4½f · Good · 7 ran PU/7 — 11-12 114—— Caoilin Quinn 18/1
2022 · 2 runs
20 Nov 22+35d Uttoxeter Happy 70th Birthday Viv Chell Handicap Hurdle Class 4 · 2m4f · Soft · 8 ran 5/8 2 11-13 11794B114A James Bowen 14/1
16 Oct 22+294d Sedgefield Paxtons Are CaseIH No.1 UK-&-ROI Dealer Handicap Hurdle Class 3 · 2m4f · Good · 4 ran 4/4 31 11-9 12097C101C James Bowen 22/1
2021 · 3 runs
26 Dec 21+235d Kempton Ladbrokes We Play Together Handicap Hurdle Class 3 · 2m5f · Soft · 8 ran PU/8 — 10-12 125—— Nico de Boinville 13/2
05 May 21+68d Newton Abbot St Austell Brewery Handicap Hurdle Class 3 · 2m1f · Good · 4 ran 2/4 16 10-7 126113C113C Nico de Boinville 11/10F
26 Feb 21+61d Warwick South West Syndicate Juvenile Hurdle (GBB Race) Class 4 · 2m · Soft · 7 ran 2/7 17 11-4 —103A124B Nico de Boinville 4/7F
2020 · 1 run
27 Dec 20 Kempton Get Your Ladbrokes 1 Free Bet Introductory Juvenile Hurdle (GBB Race) Class 2 · 2m · Soft · 12 ran 1/12 10-12 —75B138A Nico de Boinville 3/1

Quick answers

How many races has Heross Du Seuil won?
Heross Du Seuil (FR) won 2 of 18 archived starts between 2020 and 2024, a strike rate of 11.1%. Placed 4 times in total (22.2% of starts).
Who trained Heross Du Seuil?
Heross Du Seuil (FR) was trained by Ryan Potter on the most recent run on record, at Warwick on 10 March 2024.
Who is Heross Du Seuil's sire?
Heross Du Seuil (FR) is by Rail Link (GB) out of Tulipe Du Seuil (FR), whose sire is Equerry.
What going does Heross Du Seuil prefer?
Heross Du Seuil (FR) has the best record on soft going: 2 wins from 9 starts (22.2%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Heross Du Seuil's official rating?
The most recent official rating on record is 98, from the run on 10 March 2024. The highest on record is 126.
What is Heross Du Seuil's sire's record?
Rail Link (GB)'s progeny in our archive have won 10.5% of 2,921 runs since May 2011 (285 horses), Flat and jumps together. Strongest on good to firm going: 13.5% from 341. Weakest on heavy going: 7.1% from 238. Weakest over 6f – 7f (all codes): 5.7% from 228.
Who are Heross Du Seuil's siblings?
Out of Tulipe Du Seuil (FR), Heross Du Seuil (FR) has 5 other produce in our archive, 2 of them winners. Most wins: Jimmy Du Seuil (FR) (3). Highest grade won: Grade 2 (Iberique Du Seuil (FR)). The wins came over 2m–2m5½f. As at Nov 2026.

Record shown from December 2020. Our archive holds racing in Great Britain, Ireland and France from January 2005. Any runs before that, or in other countries, are not in it. In-running comments are available from 2024 onward.