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Horse profile

Minella Butterfly (GB)

4yo filly (at last run, Apr 2024) · Last trainer John J Nallen · Last owner John J Nallen
5 runs · 4 courses · from Sep 2023
As at 5 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 24 Apr 2024 — 924 days ago. Our archive can't say whether the horse is still in training.
Last run Apr 2024 · 10th of 16
KTB Profile

Minella Butterfly is a Mastercraftsman filly who failed to win in five starts between Sep 2023 and Apr 2024. She raced over 1m to 1m1f on three occasions, tried 1m2f to 1m4f once and 2m1f to 2m4f once, with no placed efforts on either turf or all-weather surfaces. Her last run, at Bellewstown in Apr 2024, saw her finish 10 of 16 in a maiden hurdle. She reached an official rating of 49.

Based on 5 archived runs · updated 5 Nov 2026

KTB Speed and Rating

KTB Speed

Best recent Speed 83 the best of the last 3 graded (A or B) runs · Bellewstown, 24 Apr 2024

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 1 figure · too few for a breakdown
Flat 4 figures · best 75B · median 46.5
GoingRunsBestMedianSince 5 Nov 2025
Standard (AW)275B74.5—
Heavy219C-6.5—
DistanceRunsBestMedianSince 5 Nov 2025
1m – 1m1f374B19—
1m2f – 1m4f1———

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 5 figures from 5 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating (jumps) 91A the best of the last 1 rated run · Bellewstown, 24 Apr 2024

Best recent KTB Rating (flat) 55C the best of the last 3 rated runs · Gowran Park, 17 Oct 2023 Official rating 49 at the last flat run, 16 Jan 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 1 figure · too few for a breakdown
Flat 4 figures · best 55C · median 46
GoingRunsBestMedianSince 5 Nov 2025
Standard (AW)246A46—
Heavy255C44—
DistanceRunsBestMedianSince 5 Nov 2025
1m – 1m1f355C46—
1m2f – 1m4f1———

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 5 figures from 5 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 10.6% of 11,637 runs since Apr 2013 (842 horses).

GoingRunsWinsSRvs sireThis horse
Firm2328.7%−1.9—
Good to Firm1,34515611.6%+1—
Good2,97434511.6%+1—
Good to Soft1,53316610.8%+0.20 from 1
Soft1,9691829.2%−1.4—
Heavy6607010.6%00 from 2
Standard (AW)3,1323109.9%−0.70 from 2
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f5459.3%−1.3—
6f – 7f1,3841198.6%−2—
1m – 1m1f2,3342179.3%−1.30 from 3
1m2f – 1m4f3,81643811.5%+0.90 from 1
1m5f – 2m2,58728511%+0.4—
2m1f – 2m4f1,08811410.5%−0.10 from 1
2m5f – 3m3264413.5%+2.9—
Over 3m48918.8%+8.2—

Flat and jumps together (all codes) · since Apr 2013 · as at 5 Nov 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam

3 siblings in the archive, 2 winners — best of them Imperial Butterfly (IRE) (2 wins).

The wins came over 7f–1m; the highest grade won is Class 5 (Imperial Butterfly (IRE)).

ProduceRunsWinsWin tripsBest grade
Imperial Butterfly (IRE)1227fClass 5
Notre Dame (GB)1327f–1mClass 6
Eager Puccini (GB)90——

Record by conditions

GoingRunsWinsSR£1
Standard (AW) 2 0 0% −2.00
Heavy 2 0 0% −2.00
Good to Soft 1 0 0% −1.00

CourseRunsWinsSR£1
Dundalk (AW) 2 0 0% −2.00
Bellewstown 1 0 0% −1.00
Gowran Park 1 0 0% −1.00
Killarney 1 0 0% −1.00

DistanceRunsWinsSR£1
1m – 1m1f 3 0 0% −3.00
2m1f – 2m4f 1 0 0% −1.00
1m2f – 1m4f 1 0 0% −1.00

JockeyRunsWinsSR£1
Seamie Heffernan 2 0 0% −2.00
Phillip Enright 1 0 0% −1.00
Cian MacRedmond 1 0 0% −1.00
Sean D Bowen 1 0 0% −1.00

SeasonRunsWinsSR£1
2024 2 0 0% −2.00
2023 3 0 0% −3.00

TypeRunsWinsSR£1
Flat 4 0 0% −4.00
Hurdle 1 0 0% −1.00

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 · 2 runs
24 Apr 24+99d Bellewstown Veterinary Clinic Ratoath Maiden Hurdle 2m1f · Good To Yielding · 16 ran 10/16 1¼ 11-0 —83B91A Phillip Enright 80/1
16 Jan 24+46d Dundalk (AW) One Of The Only Dual Racetracks In Europe Handicap (47-65) (Div 2) 1m2½f · Standard · 14 ran 13/14 nk 8-10 4975B46A Cian MacRedmond 50/1
2023 · 3 runs
01 Dec 23+45d Dundalk (AW) Bar One Racing 'Bet 10 Get 50 Sign Up Offer' Fillies Maiden 1m · Standard · 14 ran 11/14 1½ 8-12 —74B46A Sean D Bowen 80/1
17 Oct 23+17d Gowran Park Gowran Park Racing Club Fillies Maiden 1m1½f · Heavy · 12 ran 12/12 18 9-3 —-32C55C Seamie Heffernan 125/1
30 Sep 23 Killarney Download The New Tote App Median Auction Maiden 1m · Heavy · 7 ran 6/7 21 9-3 —19C33C Seamie Heffernan 8/1

Quick answers

How many races has Minella Butterfly won?
Minella Butterfly (GB) has yet to win, from 5 archived starts between 2023 and 2024.
Who trained Minella Butterfly?
Minella Butterfly (GB) was trained by John J Nallen on the most recent run on record, at Bellewstown on 24 April 2024.
Who is Minella Butterfly's sire?
Minella Butterfly (GB) is by Mastercraftsman (IRE) out of Madame Butterfly (IRE), whose sire is Rip Van Winkle.
What is Minella Butterfly's official rating?
Minella Butterfly (GB)'s highest official rating on record is 49.
What is Minella Butterfly's sire's record?
Mastercraftsman (IRE)'s progeny in our archive have won 10.6% of 11,637 runs since Apr 2013 (842 horses), Flat and jumps together.
Who are Minella Butterfly's siblings?
Out of Madame Butterfly (IRE), Minella Butterfly (GB) has 3 other produce in our archive, 2 of them winners. Most wins: Imperial Butterfly (IRE) (2). Highest grade won: Class 5 (Imperial Butterfly (IRE)). The wins came over 7f–1m. As at Nov 2026.

Record shown from September 2023. 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.