Jackknife (GB)
Jackknife won his only race at Epsom Downs in Apr 2025, taking the Weatherbys Digital Solutions Novice Stakes over 1m to 1m1f on good ground at Class 4 level. The colt, by Kameko out of a Pivotal mare, has one win and one place from three turf starts. He finished 8 of 8 at Deauville in Aug 2025.
- 1–3Wins / Runs
- 33.3%Strike rate
- 1 (33.3%)Placed
- −0.38£1 level staken=3 at SP
- 59dAvg between runs
KTB Speed and Rating
Best recent Speed 99
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.
| Going | Runs | Best | Median | Since 14 Oct 2025 |
|---|---|---|---|---|
| Good | 2 | 99B | 85 | — |
| Distance | Runs | Best | Median | Since 14 Oct 2025 |
|---|---|---|---|---|
| 1m – 1m1f | 2 | 99B | 85 | — |
KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 2 figures from 2 runs · as at 3 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.
Pedigree intelligence
Progeny in our archive have won 9.7% of 970 runs since Jan 2008 (132 horses).
| Going | Runs | Wins | SR | vs sire | This horse |
|---|---|---|---|---|---|
| Firm | 7 | 1 | 14.3% | +4.6 | — |
| Good to Firm | 225 | 24 | 10.7% | +1 | — |
| Good | 238 | 27 | 11.3% | +1.6 | 1 from 2 |
| Good to Soft | 91 | 8 | 8.8% | −0.9 | 0 from 1 |
| Soft | 59 | 7 | 11.9% | +2.2 | — |
| Heavy | 18 | 2 | 11.1% | +1.4 | — |
| Standard (AW) | 332 | 25 | 7.5% | −2.2 | — |
| Distance (all codes) | Runs | Wins | SR | vs sire | This horse |
|---|---|---|---|---|---|
| Under 6f | 75 | 10 | 13.3% | +3.6 | — |
| 6f – 7f | 382 | 28 | 7.3% | −2.4 | — |
| 1m – 1m1f | 274 | 30 | 10.9% | +1.2 | 1 from 2 |
| 1m2f – 1m4f | 171 | 19 | 11.1% | +1.4 | 0 from 1 |
| 1m5f – 2m | 54 | 6 | 11.1% | +1.4 | — |
| 2m1f – 2m4f | 14 | 1 | 7.1% | −2.6 | — |
Flat and jumps together (all codes) · since Jan 2008 · as at 14 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast
3 siblings in the archive, 1 winner — best of them Defoe (IRE) (9 wins).
The wins came over 1m–1m5½f; the highest grade won is Group 1 (Defoe (IRE)).
| Produce | Runs | Wins | Win trips | Best grade |
|---|---|---|---|---|
| Defoe (IRE) | 19 | 9 | 1m–1m5½f | Group 1 |
| Ghanim (IRE) | 3 | 0 | — | — |
| Samaher (IRE) | 1 | 0 | — | — |
Record by conditions
| Going | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| Good | 2 | 1 | 50% | +0.62 |
| Good to Soft | 1 | 0 | 0% | −1.00 |
| Class | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| Class 1 | 1 | 0 | 0% | −1.00 |
| Class 4 | 1 | 1 | 100% | +1.62 |
| Course | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| Deauville (FR) | 1 | 0 | 0% | −1.00 |
| Sandown | 1 | 0 | 0% | −1.00 |
| Epsom Downs | 1 | 1 | 100% | +1.62 |
| Distance | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| 1m – 1m1f | 2 | 1 | 50% | +0.62 |
| 1m2f – 1m4f | 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
| Date | Course | Race | Pos | Btn | Wgt | Spd | KTB | Jockey | SP |
|---|---|---|---|---|---|---|---|---|---|
| 17 Aug 25+80d | Deauville (FR) | The Aga Khan Studs Prix Nureyev () (3yo) (Round Course) (Turf) | 8/8 | 5 | 9-1 | — | — | Oisin Murphy | 22/5 |
| 29 May 25+37d | Sandown | Star Sports Heron Stakes (Listed) Held up towards the back - made progress into contention over 2f out then eased left seeking room before driving on inside the final furlong - stayed on to finish 3rd | 3/7 | ¾ | 9-2 | 99B | 98A | Oisin Murphy | 9/2 |
| 22 Apr 25 | Epsom Downs | Weatherbys Digital Solutions Novice Stakes (GBB Race) Settled off the pace early - moved up wide approaching 2f out - closing on the front group with a furlong left - level with the pacesetter inside the final furlong - drove clear in the closing stages to score | 1/9 | 9-1 | 71A | 87A | Oisin Murphy | 13/8 |
Quick answers
- How many races has Jackknife (GB) won?
- Jackknife (GB) won 1 of 3 archived starts in 2025, a strike rate of 33.3%. Placed 1 time in total (33.3% of starts).
- Who trained Jackknife (GB)?
- Jackknife (GB) was trained by Roger Varian on the most recent run on record, at Deauville (FR) on 17 August 2025.
- Who is Jackknife (GB)'s sire?
- Jackknife (GB) is by Kameko (USA) out of Dulkashe (IRE), whose sire is Pivotal.
- What is Jackknife (GB)'s sire's record?
- Kameko (USA)'s progeny in our archive have won 9.7% of 970 runs since Jan 2008 (132 horses), Flat and jumps together.
- Who are Jackknife (GB)'s siblings?
- Out of Dulkashe (IRE), Jackknife (GB) has 3 other produce in our archive, 1 of them a winner. Most wins: Defoe (IRE) (9). Highest grade won: Group 1 (Defoe (IRE)). The wins came over 1m–1m5½f. As at Oct 2026.