Big Bertha (GB)
Big Bertha (GB) is 1 from 14, the win coming at Class 5 level. Hasn't won since Jan 2005. The win came on the all-weather — 0 from 10 on turf.
- 1–14Wins / Runs
- 7.1%Strike rate
- 5 (35.7%)Placed
- −6.00£1 level staken=14 at SP
- 0.69Fair A/E n=14 · 0.59 incl. margin
- 92Highest OR
- 120dAvg between runs
A/E compares actual wins with what starting prices implied. "Fair" strips the bookmaker margin from the expectation, so favourites and longshots are judged on the same footing — figures near 1.00 mean the market priced this horse about right.
KTB Speed and Rating
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
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
Progeny in our archive have won 5.7% of 227 runs since Jan 2008 (19 horses).
| Going | Runs | Wins | SR | vs sire | This horse |
|---|---|---|---|---|---|
| Firm | 4 | 0 | 0% | −5.7 | — |
| Good to Firm | 50 | 3 | 6% | +0.3 | 0 from 1 |
| Good | 58 | 2 | 3.4% | −2.3 | 0 from 7 |
| Good to Soft | 20 | 0 | 0% | −5.7 | 0 from 2 |
| Soft | 26 | 1 | 3.8% | −1.9 | — |
| Heavy | 9 | 0 | 0% | −5.7 | — |
| Standard (AW) | 60 | 7 | 11.7% | +6 | 1 from 4 |
| Distance (all codes) | Runs | Wins | SR | vs sire | This horse |
|---|---|---|---|---|---|
| Under 6f | 38 | 4 | 10.5% | +4.8 | — |
| 6f – 7f | 17 | 1 | 5.9% | +0.2 | — |
| 1m – 1m1f | 8 | 1 | 12.5% | +6.8 | — |
| 1m2f – 1m4f | 39 | 3 | 7.7% | +2 | 1 from 1 |
| 1m5f – 2m | 52 | 3 | 5.8% | +0.1 | 0 from 5 |
| 2m1f – 2m4f | 50 | 1 | 2% | −3.7 | 0 from 8 |
| 2m5f – 3m | 21 | 0 | 0% | −5.7 | — |
| Over 3m | 2 | 0 | 0% | −5.7 | — |
Flat and jumps together (all codes) · since Jan 2008 · as at 27 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast
2 siblings in the archive, 1 winner — best of them Homestead (GB) (1 win).
The wins came over 2m4f.
| Produce | Runs | Wins | Win trips | Best grade |
|---|---|---|---|---|
| Homestead (GB) | 10 | 1 | 2m4f | — |
| Rogers Lodger (GB) | 9 | 0 | — | — |
Record by conditions
| Going | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| Good | 7 | 0 | 0% | −7.00 |
| Standard (AW) | 4 | 1 | 25% | +4.00 |
| Good to Soft | 2 | 0 | 0% | −2.00 |
| Good to Firm | 1 | 0 | 0% | −1.00 |
| Class | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| Class 4 | 10 | 0 | 0% | −10.00 |
| Class 3 | 2 | 0 | 0% | −2.00 |
| Class 5 | 2 | 1 | 50% | +6.00 |
| Course | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| Wetherby | 2 | 0 | 0% | −2.00 |
| Doncaster | 2 | 0 | 0% | −2.00 |
| Catterick | 2 | 0 | 0% | −2.00 |
| Kelso | 2 | 0 | 0% | −2.00 |
| Wolverhampton (AW) | 2 | 1 | 50% | +6.00 |
| Lingfield (AW) | 2 | 0 | 0% | −2.00 |
| Market Rasen | 1 | 0 | 0% | −1.00 |
| Leicester | 1 | 0 | 0% | −1.00 |
| Distance | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| 2m1f – 2m4f | 8 | 0 | 0% | −8.00 |
| 1m5f – 2m | 5 | 0 | 0% | −5.00 |
| 1m2f – 1m4f | 1 | 1 | 100% | +7.00 |
| Jockey | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| George Baker | 4 | 1 | 25% | +4.00 |
| Wilson Renwick | 3 | 0 | 0% | −3.00 |
| Michael McAvoy | 3 | 0 | 0% | −3.00 |
| Graham Lee | 2 | 0 | 0% | −2.00 |
| Barry Keniry | 1 | 0 | 0% | −1.00 |
| Neil Mulholland | 1 | 0 | 0% | −1.00 |
| Season | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| 2009 | 1 | 0 | 0% | −1.00 |
| 2008 | 3 | 0 | 0% | −3.00 |
| 2007 | 3 | 0 | 0% | −3.00 |
| 2006 | 2 | 0 | 0% | −2.00 |
| 2005 | 5 | 1 | 20% | +3.00 |
| Type | Runs | Wins | SR | £1 |
|---|---|---|---|---|
| Hurdle | 10 | 0 | 0% | −10.00 |
| Flat | 4 | 1 | 25% | +4.00 |
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 | OR | KTB | Jockey | SP |
|---|---|---|---|---|---|---|---|---|---|
| 2009 · 1 run | |||||||||
| 26 Apr 09+390d | Wetherby | Royal Pigeon Racing Association Novices' Hurdle | PU/7 | — | 10-6 | 86 | — | Wilson Renwick | 22/1 |
| 2008 · 3 runs | |||||||||
| 01 Apr 08+23d | Wetherby | Benfield Ford Wetherby Handicap Hurdle | 6/11 | 7 | 10-8 | 92 | 84A | Wilson Renwick | 8/1 |
| 09 Mar 08+9d | Market Rasen | Pertemps Conditional Jockeys' Mares Only Handicap Hurdle | UR/11 | — | 10-10 | 92 | — | Michael McAvoy | 9/2J |
| 29 Feb 08+86d | Doncaster | Lincoln Tickets On Sale Mares Only Handicap Hurdle | 3/6 | 11 | 10-2 | 92 | 90B | Wilson Renwick | 10/3 |
| 2007 · 3 runs | |||||||||
| 05 Dec 07+25d | Catterick | Richmondshire Conditional Jockeys' Handicap Hurdle | 3/15 | ½ | 10-0 | 89 | 95C | Michael McAvoy | 6/1 |
| 10 Nov 07+21d | Kelso | Mikter Racing Club Conditional Jockeys' Handicap Hurdle | 2/10 | 6 | 9-13 | 89 | 91C | Michael McAvoy | 7/1 |
| 20 Oct 07+341d | Kelso | Peter Doyle Handicap Hurdle | 4/17 | ½ | 10-4 | 88 | 90C | Barry Keniry | 28/1 |
| 2006 · 2 runs | |||||||||
| 13 Nov 06+316d | Leicester | Stonesby Mares' Only Novices' Handicap Hurdle | 8/13 | 3½ | 11-3 | 88 | 91C | Graham Lee | 8/1 |
| 01 Jan 06+35d | Catterick | Novices' Hurdle | 5/11 | 1 | 10-13 | 88 | 86C | Neil Mulholland | 12/1 |
| 2005 · 5 runs | |||||||||
| 27 Nov 05+260d | Doncaster | Country Week Mares' Novices' Hurdle | 4/17 | 7 | 10-12 | — | 94C | Graham Lee | 15/2 |
| 12 Mar 05+24d | Wolverhampton (AW) | FA Cup Handicap | 7/13 | 1½ | 9-4 | 78 | 72C | George Baker | 9/1 |
| 16 Feb 05+25d | Lingfield (AW) | Littlewoods Pools Handicap | 7/10 | nk | 9-7 | 78 | 76C | George Baker | 4/1J |
| 22 Jan 05+8d | Lingfield (AW) | Sky Active Handicap | 2/13 | ¾ | 9-12 | 75 | 92C | George Baker | 9/1 |
| 14 Jan 05 | Wolverhampton (AW) | Fillies' Handicap | 1/10 | 9-4 | 69 | — | George Baker | 7/1 | |
Quick answers
- How many races has Big Bertha won?
- Big Bertha (GB) won 1 of 14 archived starts between 2005 and 2009, a strike rate of 7.1%. Placed 5 times in total (35.7% of starts).
- Who trained Big Bertha?
- Big Bertha (GB) was trained by Micky Hammond on the most recent run on record, at Wetherby on 26 April 2009.
- Who is Big Bertha's sire?
- Big Bertha (GB) is by Dancing Spree (USA) out of Bertrade (GB), whose sire is Homeboy.
- What going does Big Bertha prefer?
- Big Bertha (GB) has the best record on standard (aw) going: 1 win from 4 starts (25%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
- What is Big Bertha's official rating?
- The most recent official rating on record is 86, from the run on 26 April 2009. The highest on record is 92.
- What is Big Bertha's sire's record?
- Dancing Spree (USA)'s progeny in our archive have won 5.7% of 227 runs since Jan 2008 (19 horses), Flat and jumps together.
- Who are Big Bertha's siblings?
- Out of Bertrade (GB), Big Bertha (GB) has 2 other produce in our archive, 1 of them a winner. Most wins: Homestead (GB) (1). The wins came over 2m4f. As at Oct 2026.