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Horse profile

Nephrite (GB)

4yo colt (at last run, Apr 2013) · Last trainer A P O'Brien · Last owner Michael Tabor Derrick Smith Mrs John Magnier
by Pivotal (GB) out of Cape Merino (GB) (Clantime)
4 runs · 2 courses · from Sep 2011
As at 21 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 7 Apr 2013 — 4,945 days ago. Our archive can't say whether the horse is still in training.
Last run Apr 2013 · 2nd of 9 2 wins · Leopardstown & Curragh Last raced off OR 105
KTB Profile

Nephrite (GB) is 2 from 4, including a Group 3 win. The biggest win we hold: the Jra Killavullan Stakes at Leopardstown (Oct 2011). Hasn't won since Oct 2011.

Based on 4 archived runs · updated 21 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

Best recent KTB Rating 100A the best of the last 3 rated runs · Curragh, 7 Apr 2013 Official rating 105 at the last run, 7 Apr 2013

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 4 figures · best 117A · median 99.5
GoingRunsBestMedianSince 21 Oct 2025
Soft3117A99—
Good to Soft1———
DistanceRunsBestMedianSince 21 Oct 2025
6f – 7f4117A99.5—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 4 figures from 4 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
Pivotal (GB)

Progeny in our archive have won 13.6% of 12,787 runs since Jan 2008 (1,019 horses).

Weakest over 2m5f – 3m (all codes): 7.4% from 108.

GoingRunsWinsSRvs sireThis horse
Firm82911%−2.6—
Good to Firm1,93725012.9%−0.7—
Good2,83638513.6%0—
Good to Soft1,60420012.5%−1.10 from 1
Soft2,07028213.6%02 from 3
Heavy7029713.8%+0.2—
Standard (AW)3,55651414.5%+0.9—
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f1,16413411.5%−2.1—
6f – 7f4,40559413.5%−0.12 from 4
1m – 1m1f3,13149515.8%+2.2—
1m2f – 1m4f2,46834013.8%+0.2—
1m5f – 2m1,09411910.9%−2.7—
2m1f – 2m4f3974511.3%−2.3—
2m5f – 3m10887.4%−6.2—
Over 3m20210%−3.6—

Flat and jumps together (all codes) · since Jan 2008 · as at 21 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Cape Merino (GB) (Clantime)

6 siblings in the archive, 5 winners — best of them Cape Icon (GB) (2 wins).

The wins came over 5f–1m½f; the highest grade won is Group 1 (Cape Of Good Hope (GB)).

ProduceRunsWinsWin tripsBest grade
Cape Icon (GB)1221m–1m½fClass 4
Cape Of Good Hope (GB)216fGroup 1
Port Alfred (GB)1115fClass 5
Cape St Vincent (GB)815½fClass 4
Cape Cobra (GB)1216fClass 5
Cape Columbine (GB)80——

Record by conditions

GoingRunsWinsSR£1
Soft 3 2 67% +6.62
Good to Soft 1 0 0% −1.00

CourseRunsWinsSR£1
Curragh 3 1 33% +4.00
Leopardstown 1 1 100% +1.62

SeasonRunsWinsSR£1
2013 1 0 0% −1.00
2012 1 0 0% −1.00
2011 2 2 100% +7.62

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
07 Apr 13+350d Curragh Big Bad Bob Gladness Stakes (Group 3) 7f · Good To Yielding · 9 ran 2/9 ½ 9-3 105100A Joseph O'Brien 7/2
22 Apr 12+175d Curragh Anne Brewster Memorial Loughbrown Stakes (Listed) 7f · Yielding · 7 ran 3/7 1¾ 9-6 —94A Joseph O'Brien 4/9F
30 Oct 11+35d Leopardstown Jra Killavullan Stakes (group 3) 7f · Yielding · 7 ran 1/7 9-1 —99A Joseph O'Brien 13/8
25 Sep 11 Curragh Irish Stallion Farms European Breeders Fund Maiden 6f · Soft · 24 ran 1/24 9-0 —117A Joseph O'Brien 6/1

Quick answers

How many races has Nephrite (GB) won?
Nephrite (GB) won 2 of 4 archived starts between 2011 and 2013, a strike rate of 50%. Placed 3 times in total (75% of starts).
Who trained Nephrite (GB)?
Nephrite (GB) was trained by A P O'Brien on the most recent run on record, at Curragh on 7 April 2013.
Who is Nephrite (GB)'s sire?
Nephrite (GB) is by Pivotal (GB) out of Cape Merino (GB), whose sire is Clantime.
What going does Nephrite (GB) prefer?
Nephrite (GB) has the best record on soft going: 2 wins from 3 starts (66.7%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Nephrite (GB)'s official rating?
The most recent official rating on record is 105, from the run on 7 April 2013. That is also the highest on record.
What is Nephrite (GB)'s sire's record?
Pivotal (GB)'s progeny in our archive have won 13.6% of 12,787 runs since Jan 2008 (1,019 horses), Flat and jumps together. Weakest over 2m5f – 3m (all codes): 7.4% from 108.
Who are Nephrite (GB)'s siblings?
Out of Cape Merino (GB), Nephrite (GB) has 6 other produce in our archive, 5 of them winners. Most wins: Cape Icon (GB) (2). Highest grade won: Group 1 (Cape Of Good Hope (GB)). The wins came over 5f–1m½f. As at Oct 2026.

Record shown from September 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.