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Horse profile

Stud Master (FR)

3yo colt (at last run, Jun 2011) · Last trainer T Castanheira · Last owner T Castanheira R Vallaud
by Russian Blue (IRE) out of So Long Girl (GB) (Selkirk)
2 runs · 2 courses · from May 2011
As at 22 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 21 Jun 2011 — 5,601 days ago. Our archive can't say whether the horse is still in training.
Last run Jun 2011 · 8th of 8
KTB Profile

Lightly raced, with 2 archived starts between May 2011 and Jun 2011, the last of them as a 3yo colt. Finished 8 of 8 at Chantilly (FR) last time. By Russian Blue (IRE), whose progeny in our archive have won 8% of 375 runs since Jan 2008.

Based on 2 archived runs · updated 22 Oct 2026

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

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

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 0 figures from 0 runs · 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 8% of 375 runs since Jan 2008 (46 horses).

GoingRunsWinsSRvs sireThis horse
Good7145.6%−2.40 from 1
Good to Soft4137.3%−0.7—
Soft9688.3%+0.30 from 1
Heavy3438.8%+0.8—
Standard (AW)133129%+1—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f1400%−8—
6f – 7f8378.4%+0.4—
1m – 1m1f141128.5%+0.50 from 1
1m2f – 1m4f8567.1%−0.90 from 1
1m5f – 2m2129.5%+1.5—
2m1f – 2m4f30310%+2—
2m5f – 3m100%−8—

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
So Long Girl (GB) (Selkirk)

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

The wins came over 7f–1m.

ProduceRunsWinsWin tripsBest grade
Asterion (FR)1527f–1m—
Murcielago (FR)1411m—
Panameras (FR)3111m—
Uswain (FR)30——
L'Air Du Temps (FR)120——

Too few runs for meaningful splits. The full record is below.

Form

DateCourseRace PosBtn Wgt Jockey SP
21 Jun 11+26d Chantilly (FR) Prix Du Pont Du Roi (Conditions) (3yo Colts & Geldings) (Turf) 10f · Very Soft · 8 ran 8/8 ¾ 8-9 Thierry Jarnet 50/1
26 May 11 Longchamp (FR) Prix Du Musee Carnavalet (Maiden) (Unraced 3yo Colts & Geldings) (Turf) 8f · Good · 9 ran 9/9 10 9-2 Mr Tony Castanheira 25/1

Quick answers

How many races has Stud Master (FR) won?
Stud Master (FR) has yet to win, from 2 archived starts in 2011.
Who trained Stud Master (FR)?
Stud Master (FR) was trained by T Castanheira on the most recent run on record, at Chantilly (FR) on 21 June 2011.
Who is Stud Master (FR)'s sire?
Stud Master (FR) is by Russian Blue (IRE) out of So Long Girl (GB), whose sire is Selkirk.
What is Stud Master (FR)'s sire's record?
Russian Blue (IRE)'s progeny in our archive have won 8% of 375 runs since Jan 2008 (46 horses), Flat and jumps together.
Who are Stud Master (FR)'s siblings?
Out of So Long Girl (GB), Stud Master (FR) has 5 other produce in our archive, 3 of them winners. Most wins: Asterion (FR) (2). The wins came over 7f–1m. As at Oct 2026.

Record shown from May 2011. 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.