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Horse profile

Zambella (FR)

8yo mare (at last run, Dec 2023) · Last trainer Nigel Twiston-Davies · Last owner Simon Munir Isaac Souede
25 runs · 15 courses · from Apr 2019
As at 22 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 29 Dec 2023 — 1,028 days ago. Our archive can't say whether the horse is still in training.
Last run Dec 2023 10 wins · 8 courses Last raced off OR 144
KTB Profile

Zambella was 10 wins from 25 starts in our archive including eight Listed wins in our archive. She won the BoyleSports Houghton Mares Chase at Aintree in Dec 2023 on heavy ground off an official rating of 142 and the bet365 Yorkshire Silver Vase Mares Chase at Doncaster in Dec 2022 which was her biggest win. All but one of her wins came over 2m1f – 2m4f with eight on soft. She last ran at Doncaster in Dec 2023 off her career-high mark of 144.

Based on 25 archived runs · updated 22 Oct 2026
KTB at a glance OR at career high
Official rating144At career-high mark
144 135–144

KTB Speed and Rating

KTB Speed

Best recent Speed 137 the best of the last 3 graded (A or B) runs · Market Rasen, 10 Nov 2022

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 18 figures · best 137B · median 95
GoingRunsBestMedianSince 22 Oct 2025
Soft7127C81—
Good to Soft6137B101.5—
Good3110A99—
Heavy2105C95.5—
DistanceRunsBestMedianSince 22 Oct 2025
2m1f – 2m4f11127C84—
1m5f – 2m4121B109—
2m5f – 3m3137B99—

Of 24 runs looked at, 6 have no figure: did not complete (3) · obstacles omitted — the race ran a shortened course (2) · not enough races on the card to set the day (under 4) (1).

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 18 figures from 24 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 145B the best of the last 3 rated runs · Aintree, 9 Dec 2023 Official rating 144 at the last run, 29 Dec 2023

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. A, B or C on a run is how much known form was in that race. What this means →

Jumps 21 figures · best 148B · median 138
GoingRunsBestMedianSince 22 Oct 2025
Soft9148B140—
Good to Soft7139B132—
Good3141B135—
Heavy2145B132.5—
DistanceRunsBestMedianSince 22 Oct 2025
2m1f – 2m4f12148B140.5—
1m5f – 2m6138C124—
2m5f – 3m3139B135—

Of 24 runs looked at, 3 have no figure: did not complete (or a non-runner row) (3).

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 21 figures from 24 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 9.1% of 964 runs since Jan 2008 (119 horses).

Strongest on heavy going: 12.9% from 171. Weakest on standard (aw) going: 5.3% from 133.

GoingRunsWinsSRvs sireThis horse
Good to Firm300%−9.1—
Good212188.5%−0.61 from 3
Good to Soft1311511.5%+2.40 from 9
Soft314268.3%−0.88 from 11
Heavy1712212.9%+3.81 from 2
Standard (AW)13375.3%−3.8—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f100%−9.1—
6f – 7f2627.7%−1.4—
1m – 1m1f7633.9%−5.2—
1m2f – 1m4f218177.8%−1.3—
1m5f – 2m260197.3%−1.81 from 7
2m1f – 2m4f3183410.7%+1.69 from 15
2m5f – 3m571119.3%+10.20 from 3
Over 3m8225%+15.9—

Flat and jumps together (all codes) · since Jan 2008 · as at 22 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam

3 siblings in the archive, 0 winners.

Family form: Ritano Guapo (FR) finished 2nd of 15 at Nantes (FR), 14 Oct 2026.

ProduceRunsWinsWin tripsBest grade
Friday Thirteen (FR)20——
Color Ritano (FR)30——
Ritano Guapo (FR)30——

Record by conditions

GoingRunsWinsSR£1
Soft 11 8 73% +17.04
Good to Soft 9 0 0% −9.00
Good 3 1 33% −1.27
Heavy 2 1 50% +0.00

ClassRunsWinsSR£1
Class 1 23 8 35% +4.10
Class 2 1 1 100% +0.57

CourseRunsWinsSR£1
Doncaster 3 2 67% +0.73
Cheltenham 3 0 0% −3.00
Aintree 2 2 100% +6.00
Market Rasen 2 0 0% −2.00
Perth 2 0 0% −2.00
Leicester 2 1 50% −0.38
Wetherby 2 0 0% −2.00
Warwick 2 1 50% +1.25
Huntingdon 1 0 0% −1.00
Carlisle 1 1 100% +2.00
Uttoxeter 1 1 100% +0.57
Bangor-on-Dee 1 1 100% +6.50
Kempton 1 0 0% −1.00
Sandown 1 0 0% −1.00
Compiegne (FR) 1 1 100% +2.10

DistanceRunsWinsSR£1
2m1f – 2m4f 15 9 60% +15.15
1m5f – 2m 7 1 14% −5.38
2m5f – 3m 3 0 0% −3.00

JockeyRunsWinsSR£1
Daryl Jacob 18 7 39% +7.10
Sam Twiston-Davies 5 1 20% −3.00
Jordan Nailor 1 1 100% +0.57
Marc-Olivier Belley 1 1 100% +2.10

SeasonRunsWinsSR£1
2023 4 1 25% −2.00
2022 7 3 43% −0.70
2021 7 3 43% +2.62
2020 5 2 40% +5.75
2019 2 1 50% +1.10

TypeRunsWinsSR£1
Chase 19 9 47% +9.67
Hurdle 6 1 17% −2.90

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
29 Dec 23+20d Doncaster KC Sofas Doncaster Yorkshire Silver Vase Mares' Chase (Listed) (GBB Race) Class 1 · 20.5f · Good To Soft · 8 ran PU/8 — 11-6 144—— Sam Twiston-Davies 2/1
09 Dec 23+267d Aintree BoyleSports Houghton Mares' Chase (Listed) (GBB Race) Class 1 · 20f · Heavy · 5 ran 1/5 11-6 142105C145B Daryl Jacob EvensF
17 Mar 23+49d Cheltenham Mrs Paddy Power Mares' Chase (Registered As The Liberthine Mares' Chase) (Grade 2) (GBB Race) Class 1 · 20.5f · Soft · 9 ran 4/9 5 11-2 14461A130A Daryl Jacob 22/1
27 Jan 23+29d Huntingdon Pertemps Lady Protectress Mares' Chase (Listed) (GBB Race) Class 1 · 20f · Good To Soft · 6 ran 2/6 6½ 11-6 14495A137B Daryl Jacob 6/5F
29 Dec 22+32d Doncaster bet365 Yorkshire Silver Vase Mares' Chase (Listed) (GBB Race) Class 1 · 20.5f · Good · 5 ran 1/5 11-6 14284C141B Daryl Jacob 8/11F
27 Nov 22+17d Carlisle Houghton Mares' Chase (Listed) (GBB Race) Class 1 · 20f · Soft · 4 ran 1/4 11-6 14081C148B Daryl Jacob 2/1
10 Nov 22+204d Market Rasen Bud Booth Mares' Chase (Fillies' & Mares' Listed) Class 1 · 24f · Good To Soft · 6 ran 2/6 4¾ 11-6 140137B139B Daryl Jacob 9/4F
20 Apr 22+33d Perth William Hill Fair Maid Of Perth Mares' Chase (Listed) (GBB Race) Class 1 · 24f · Good To Soft · 5 ran 3/5 12 11-4 14185C115B Daryl Jacob 8/13F
18 Mar 22+34d Cheltenham Mrs Paddy Power Mares' Chase (Registered As The Liberthine Mares' Chase) (Grade 2) (GBB Race) Class 1 · 20.5f · Good To Soft · 8 ran 4/8 4 11-2 14274A136A Daryl Jacob 10/1
12 Feb 22+31d Uttoxeter Virgin Bet Mares' Chase (GBB Race) Class 2 · 20f · Soft · 3 ran 1/3 11-4 142111C143C Jordan Nailor 4/7F
12 Jan 22+14d Leicester Pertemps Network Mares' Chase (Listed) (NHMOPS Bonus Race) (GBB Race) Class 1 · 16f · Good To Soft · 4 ran 2/4 1½ 11-4 142—132B Sam Twiston-Davies 4/11F
29 Dec 21+25d Doncaster Yorkshire Silver Vase Mares' Chase (Listed) (GBB Race) Class 1 · 20.5f · Soft · 6 ran 1/6 11-2 14295A143B Sam Twiston-Davies EvensF
04 Dec 21+35d Aintree Unibet Houghton Mares' Chase (Listed) Class 1 · 20f · Soft · 4 ran 1/4 11-4 139127C140B Daryl Jacob 5/1
30 Oct 21+190d Wetherby bet365 Mares' Hurdle (Listed) (GBB Race) Class 1 · 16f · Good To Soft · 7 ran 4/7 6½ 10-12 135121B122A Daryl Jacob 4/1
23 Apr 21+35d Perth William Hill Fair Maid Of Perth Mares' Chase (Listed) (GBB Race) Class 1 · 24f · Good · 4 ran 2/4 2¾ 11-4 14299C135B Daryl Jacob 5/4F
19 Mar 21+44d Cheltenham Mrs Paddy Power Mares' Chase (Registered As The Liberthine Mares' Chase) (Grade 2) (GBB Race) Class 1 · 20.5f · Good To Soft · 11 ran F/11 — 11-2 142—— Daryl Jacob 28/1
03 Feb 21+21d Warwick Lady Protectress Mares' Chase (Listed) (GBB Race) Class 1 · 20f · Soft · 5 ran 2/5 5½ 11-4 14278C140B Daryl Jacob 2/1
13 Jan 21+34d Leicester Pertemps Network Mares' Chase (Listed) Class 1 · 16f · Soft · 4 ran 1/4 11-4 142—138C Daryl Jacob 8/13F
10 Dec 20+29d Warwick Wigley Group Lady Godiva Mares' Novices' Chase (Listed) (GBB Race) Class 1 · 20f · Soft · 7 ran 1/7 11-5 13973A141B Daryl Jacob 9/4F
11 Nov 20+46d Bangor-on-Dee Bangor On Dee Racecourse Mares' Novices' Chase (Listed) Class 1 · 17.5f · Soft · 8 ran 1/8 11-0 135—139B Daryl Jacob 13/2
26 Sep 20+217d Market Rasen Thank You Rand Farm Park Prelude Handicap Hurdle (Listed) Class 1 · 16.5f · Good · 12 ran 7/12 3¾ 11-4 137110A122A Daryl Jacob 16/1
22 Feb 20+21d Kempton Betway Kingwell Hurdle (Grade 2) Class 1 · 16f · Good To Soft · 6 ran 4/6 3¾ 10-9 137108A126B Daryl Jacob 25/1
01 Feb 20+91d Sandown Betway Contenders Hurdle (Listed) Class 1 · 16f · Heavy · 5 ran 4/5 1½ 10-7 13986C120B Sam Twiston-Davies 33/1
02 Nov 19+214d Wetherby bet365 Mares' Hurdle (Listed) Class 1 · 16f · Soft · 8 ran UR/8 — 10-12 139—— Sam Twiston-Davies 9/1
02 Apr 19 Compiegne (FR) Prix Aubepine (Hurdle) (Conditions) (4yo Fillies) (Turf) 18f · Very Soft · 11 ran 1/11 10-8 ——— Marc-Olivier Belley 21/10

Quick answers

How many races has Zambella (FR) won?
Zambella (FR) won 10 of 25 archived starts between 2019 and 2023, a strike rate of 40%. Placed 13 times in total (52% of starts).
Who trained Zambella (FR)?
Zambella (FR) was trained by Nigel Twiston-Davies on the most recent run on record, at Doncaster on 29 December 2023.
Who is Zambella (FR)'s sire?
Zambella (FR) is by Zambezi Sun (GB) out of Visby (FR), whose sire is Irish Wells.
What going does Zambella (FR) prefer?
Zambella (FR) has the best record on soft going: 8 wins from 11 starts (72.7%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Zambella (FR)'s official rating?
The most recent official rating on record is 144, from the run on 29 December 2023. That is also the highest on record.
What is Zambella (FR)'s sire's record?
Zambezi Sun (GB)'s progeny in our archive have won 9.1% of 964 runs since Jan 2008 (119 horses), Flat and jumps together. Strongest on heavy going: 12.9% from 171. Weakest on standard (aw) going: 5.3% from 133.
Who are Zambella (FR)'s siblings?
Out of Visby (FR), Zambella (FR) has 3 other produce in our archive, 0 of them winners. As at Oct 2026.

Record shown from April 2019. Our archive holds racing in Great Britain, Ireland and France from January 2005. Runs in other countries are not in it, and earlier runs are not available from our data provider. In-running comments are available from 2024 onward.