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Horse profile

Byroness (GB)

4yo filly (at last run, Apr 2014) · Last trainer Heather Main · Last owner Byroness Les Chevaliers
by Byron (GB) out of Parting Gift (GB) (Cadeaux Genereux)
20 runs · 5 courses · from Jul 2012
As at 21 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 12 Apr 2014 — 4,574 days ago. Our archive can't say whether the horse is still in training.
Last run Apr 2014 · 9th of 11 3 wins · Kempton (AW) Last raced off OR 62
KTB Profile

Byroness (GB) is 3 from 20. Hasn't won since Feb 2013. Last raced off 62, 13lb below the career-high mark.

Based on 20 archived runs · updated 21 Oct 2026
KTB at a glance OR ↓ 13lb off peak

Progeny in our archive

Produce record

As a dam, Byroness (GB) has 6 produce in the archive, 3 winners — most wins Tiger Tulip (GB) (3 wins).

The wins came over 6f–1m; the highest grade won is Class 4 (Tiger Tulip (GB)).

ProduceRunsWinsWin tripsBest grade
Tiger Tulip (GB)2636fClass 4
Agapanther (GB)2226f–7fClass 6
Medoras Childe (GB)811mClass 6
Cougar Force (GB)90——
Blazing Bobcat (GB)60——
Childe Harold (GB)40——
Official rating62↓ 13lb off peak
62 62–75

KTB Speed and Rating

KTB Speed

No KTB Speed figures for this horse. The engine scores GB and Irish racing from Oct 2016; runs elsewhere, or earlier, have no figure.

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 0 figures from 0 runs · a record, not a forecast

KTB Rating

Best recent KTB Rating 58B the best of the last 3 rated runs · Kempton (AW), 27 Mar 2014 Official rating 62 at the last run, 12 Apr 2014

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 →

Flat 20 figures · best 87A · median 62
GoingRunsBestMedianSince 21 Oct 2025
Standard (AW)1787A61—
Firm1———
Good to Firm1———
Soft1———
DistanceRunsBestMedianSince 21 Oct 2025
1m – 1m1f1087A62—
6f – 7f1069A62.5—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 20 figures from 20 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 9.4% of 3,248 runs since Jan 2008 (225 horses).

Weakest over 1m5f – 2m (all codes): 4.7% from 172.

GoingRunsWinsSRvs sireThis horse
Firm3412.9%−6.50 from 1
Good to Firm593549.1%−0.30 from 1
Good617538.6%−0.8—
Good to Soft278227.9%−1.5—
Soft300206.7%−2.70 from 1
Heavy69710.1%+0.7—
Standard (AW)1,35714710.8%+1.43 from 17
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f508509.8%+0.4—
6f – 7f1,47815510.5%+1.12 from 10
1m – 1m1f590478%−1.41 from 10
1m2f – 1m4f399328%−1.4—
1m5f – 2m17284.7%−4.7—
2m1f – 2m4f841214.3%+4.9—
2m5f – 3m1600%−9.4—
Over 3m100%−9.4—

Flat and jumps together (all codes) · since Jan 2008 · as at 20 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Parting Gift (GB) (Cadeaux Genereux)

4 siblings in the archive, 2 winners — best of them Childesplay (GB) (4 wins).

The wins came over 6f–1m; the highest grade won is Class 4 (Childesplay (GB)).

ProduceRunsWinsWin tripsBest grade
Childesplay (GB)3346f–7fClass 4
Vestris (IRE)1011m—
Mirabile Visu (GB)90——
Wrapped Up (GB)110——

Record by conditions

GoingRunsWinsSR£1
Standard (AW) 17 3 18% −0.88
Firm 1 0 0% −1.00
Good to Firm 1 0 0% −1.00
Soft 1 0 0% −1.00

ClassRunsWinsSR£1
Class 5 9 1 11% −6.38
Class 6 6 2 33% +7.50
Class 4 5 0 0% −5.00

CourseRunsWinsSR£1
Kempton (AW) 14 3 21% +2.12
Newbury 2 0 0% −2.00
Lingfield (AW) 2 0 0% −2.00
Wolverhampton (AW) 1 0 0% −1.00
Bath 1 0 0% −1.00

DistanceRunsWinsSR£1
1m – 1m1f 10 1 10% −1.00
6f – 7f 10 2 20% −2.88

JockeyRunsWinsSR£1
Ryan Tate 12 3 25% +4.12
Andrea Atzeni 4 0 0% −4.00
Liam Jones 1 0 0% −1.00
Tom Queally 1 0 0% −1.00
Tom McLaughlin 1 0 0% −1.00
Stevie Donohoe 1 0 0% −1.00

HeadgearRunsWinsSR£1
None 18 3 17% −1.88
Hood 2 0 0% −2.00

SeasonRunsWinsSR£1
2014 4 0 0% −4.00
2013 14 2 14% −2.38
2012 2 1 50% +2.50

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 ORKTB Jockey SP
12 Apr 14+16d Wolverhampton (AW) Coral App Download From The App Store Handicap Class 5 · 9.5f · Standard · 11 ran 9/11 4 8-8 6244C Ryan Tate 16/1
27 Mar 14+21d Kempton (AW) Family Fun At Kempton On 19.04.14 Handicap Class 6 · 8f · Standard · 6 ran 4/6 2¾ 8-13 6258B Ryan Tate 12/1
06 Mar 14+57d Kempton (AW) BetVictor Non-Runner No Bet Cheltenham 2014 Fillies' Handicap Class 5 · 8f · Standard · 9 ran 7/9 4 9-3 6556A Andrea Atzeni 14/1
08 Jan 14+20d Kempton (AW) Winners Are Welcome At Betdaq Fillies' Handicap Class 5 · 7f · Standard · 9 ran 9/9 10 9-5 6741C Liam Jones 7/1
19 Dec 13+21d Kempton (AW) Betvictor.com Non-runner Free Bet Cheltenham 2014 Handicap Class 5 · 7f · Standard · 14 ran 10/14 ¾ 8-13 6764A Andrea Atzeni 7/1
28 Nov 13+17d Kempton (AW) 175 Cash Bonus At Victor's Live Casino Handicap Class 6 · 8f · Standard · 13 ran 2/13 hd 9-5 6587A Andrea Atzeni 10/1
11 Nov 13+12d Kempton (AW) 25 Free Bet At BetVictor.com Handicap Class 5 · 7f · Standard · 7 ran 5/7 ¾ 9-1 6867A Tom Queally 15/2
30 Oct 13+29d Kempton (AW) Winners Are Welcome At Betdaq Handicap Class 5 · 8f · Standard · 13 ran 8/13 1 9-4 7068A Andrea Atzeni 25/1
01 Oct 13+12d Kempton (AW) Download The BetVictor App Handicap Class 4 · 8f · Standard · 11 ran 9/11 2½ 8-0 7251A Ryan Tate 20/1
19 Sep 13+104d Kempton (AW) Download The BetVictor App Handicap Class 5 · 8f · Standard · 9 ran 5/9 ½ 8-13 7267A Ryan Tate 16/1
07 Jun 13+2d Bath 25 Free Bet At BetVictor.com Fillies' Handicap Class 5 · 8f · Firm · 8 ran 6/8 nse 9-3 7070A Tom McLaughlin 20/1
05 Jun 13+18d Kempton (AW) Winners Are Welcome At Betdaq Handicap Class 4 · 7f · Standard · 9 ran 6/9 1¾ 8-10 7464A Ryan Tate 25/1
18 May 13+26d Newbury Collect totepool Bets At Any Betfred Shop Fillies' Handicap (Str) Class 4 · 7f · Good To Firm · 12 ran 6/12 hd 8-8 7569A Ryan Tate 33/1
22 Apr 13+54d Kempton (AW) BetVictor Casino On Your Mobile Handicap Class 4 · 7f · Standard · 9 ran 6/9 1¼ 8-7 7564A Ryan Tate 16/1
27 Feb 13+14d Kempton (AW) Kempton For Weddings Fillies' Handicap Class 5 · 7f · Standard · 7 ran 1/7 8-13 6861A Ryan Tate 13/8F
13 Feb 13+10d Kempton (AW) Racing Plus Chase Day 23.02.13 Handicap Class 6 · 8f · Standard · 6 ran 1/6 9-0 6563B Ryan Tate 8/1
03 Feb 13+9d Lingfield (AW) Bet On Your Tablet At Bluesq.com Handicap Class 6 · 8f · Standard · 4 ran 3/4 ¾ 9-0 6561B Ryan Tate 14/1
25 Jan 13+37d Lingfield (AW) Blackberry Lane Handicap Class 6 · 7f · Standard · 4 ran 4/4 ¾ 9-0 6558B Ryan Tate 5/1
19 Dec 12+159d Kempton (AW) Racing Plus - The Best Weekend Action Median Auction Maiden Fillies' Stakes Class 6 · 7f · Standard · 7 ran 1/7 8-7 —61A Ryan Tate 7/2
13 Jul 12 Newbury Highclere Thoroughbred Racing E.b.f. Maiden Fillies' Stakes Class 4 · 6f · Soft · 9 ran 7/9 2½ 9-0 —52A Stevie Donohoe 100/1

Quick answers

How many races has Byroness (GB) won?
Byroness (GB) won 3 of 20 archived starts between 2012 and 2014, a strike rate of 15%. Placed 4 times in total (20% of starts).
Who trained Byroness (GB)?
Byroness (GB) was trained by Heather Main on the most recent run on record, at Wolverhampton (AW) on 12 April 2014.
Who is Byroness (GB)'s sire?
Byroness (GB) is by Byron (GB) out of Parting Gift (GB), whose sire is Cadeaux Genereux.
What going does Byroness (GB) prefer?
Byroness (GB) has the best record on standard (aw) going: 3 wins from 17 starts (17.6%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Byroness (GB)'s official rating?
The most recent official rating on record is 62, from the run on 12 April 2014. The highest on record is 75.
What is Byroness (GB)'s sire's record?
Byron (GB)'s progeny in our archive have won 9.4% of 3,248 runs since Jan 2008 (225 horses), Flat and jumps together. Weakest over 1m5f – 2m (all codes): 4.7% from 172.
Who are Byroness (GB)'s siblings?
Out of Parting Gift (GB), Byroness (GB) has 4 other produce in our archive, 2 of them winners. Most wins: Childesplay (GB) (4). Highest grade won: Class 4 (Childesplay (GB)). The wins came over 6f–1m. As at Oct 2026.
Has Byroness (GB) produced winners?
As a dam, Byroness (GB) has 6 produce in our archive, 3 of them winners. Most wins: Tiger Tulip (GB) (3). Highest grade won: Class 4 (Tiger Tulip (GB)). The wins came over 6f–1m. As at Oct 2026.

Record shown from July 2012. 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.