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Horse profile

Generous Jem (GB)

5yo mare (at last run, Sep 2008) · Last trainer George Margarson · Last owner Norcroft Park Stud
by Generous (IRE) out of Top Jem (GB) (Damister)
18 runs · 14 courses · from Sep 2006
As at 21 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 18 Sep 2008 — 6,607 days ago. Our archive can't say whether the horse is still in training.
Last run Sep 2008 · 9th of 11 3 wins · Thirsk, York & Newbury Last raced off OR 77
KTB Profile

Generous Jem (GB) is 3 from 18. Hasn't won since Sep 2007. Every win has come on good or faster ground (0 from 3 on softer). Last raced off 77, 9lb below the career-high mark.

Based on 18 archived runs · updated 21 Oct 2026
KTB at a glance Wins on good or faster OR ↓ 9lb off peak

Progeny in our archive

Produce record

As a dam, Generous Jem (GB) has 1 produce in the archive, 0 winners.

ProduceRunsWinsWin tripsBest grade
Cassie Jem (GB)30——
Official rating77↓ 9lb off peak
77 59–86

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 81A the best of the last 3 rated runs · Brighton, 7 Aug 2008 Official rating 77 at the last run, 18 Sep 2008

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 18 figures · best 84C · median 68.5
GoingRunsBestMedianSince 21 Oct 2025
Good to Firm982C70—
Good484C69.5—
Standard (AW)280A69—
Soft263C61.5—
Good to Soft1———
DistanceRunsBestMedianSince 21 Oct 2025
1m2f – 1m4f1284C67.5—
1m5f – 2m682C75.5—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 18 figures from 18 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
Generous (IRE)

Progeny in our archive have won 10.7% of 3,332 runs since Jan 2008 (251 horses).

GoingRunsWinsSRvs sireThis horse
Firm9111.1%+0.4—
Good to Firm3353410.1%−0.62 from 9
Good1,1511149.9%−0.81 from 4
Good to Soft5667112.5%+1.80 from 1
Soft7407610.3%−0.40 from 2
Heavy2763512.7%+2—
Standard (AW)255249.4%−1.30 from 2
Distance (all codes)RunsWinsSRvs sireThis horse
6f – 7f2328.7%−2—
1m – 1m1f7211.4%−9.3—
1m2f – 1m4f285258.8%−1.92 from 12
1m5f – 2m1,10113212%+1.31 from 6
2m1f – 2m4f1,01811711.5%+0.8—
2m5f – 3m663578.6%−2.1—
Over 3m1702112.4%+1.7—

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
Top Jem (GB) (Damister)

4 siblings in the archive, 3 winners — best of them Polar Jem (GB) (2 wins).

The wins came over 7f–1m4f; the highest grade won is Listed (Polar Jem (GB)).

ProduceRunsWinsWin tripsBest grade
Polar Jem (GB)621m3½f–1m4fListed
Northern Jem (GB)2221m–1m1fClass 5
Layla's King (GB)2217fClass 5
Katy Jem (GB)10——

Record by conditions

GoingRunsWinsSR£1
Good to Firm 9 2 22% −2.63
Good 4 1 25% +7.00
Standard (AW) 2 0 0% −2.00
Soft 2 0 0% −2.00
Good to Soft 1 0 0% −1.00

ClassRunsWinsSR£1
Class 4 6 2 33% +0.37
Class 5 4 1 25% +7.00
Class 6 3 0 0% −3.00
Class 2 2 0 0% −2.00
Class 1 2 0 0% −2.00
Class 3 1 0 0% −1.00

CourseRunsWinsSR£1
Newmarket 4 0 0% −4.00
Thirsk 2 1 50% +1.75
Yarmouth 1 0 0% −1.00
Chelmsford (AW) 1 0 0% −1.00
Brighton 1 0 0% −1.00
Catterick 1 0 0% −1.00
Ascot 1 0 0% −1.00
York 1 1 100% +1.62
Newbury 1 1 100% +10.00
Redcar 1 0 0% −1.00
Lingfield 1 0 0% −1.00
Kempton (AW) 1 0 0% −1.00
Newcastle 1 0 0% −1.00
Leicester 1 0 0% −1.00

DistanceRunsWinsSR£1
1m2f – 1m4f 12 2 17% +2.75
1m5f – 2m 6 1 17% −3.38

JockeyRunsWinsSR£1
Neil Brown 3 1 33% +0.75
J F Egan 3 1 33% −0.38
Seb Sanders 3 0 0% −3.00
Luke Morris 2 0 0% −2.00
George Baker 2 1 50% +9.00
Alan Munro 1 0 0% −1.00
Adrian McCarthy 1 0 0% −1.00
Adam Kirby 1 0 0% −1.00
J-P Guillambert 1 0 0% −1.00
Micky Fenton 1 0 0% −1.00

SeasonRunsWinsSR£1
2008 7 0 0% −7.00
2007 9 3 33% +8.37
2006 2 0 0% −2.00

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 ORKTB Jockey SP
18 Sep 08+23d Yarmouth Halls Group 'Victory Vase' Handicap Class 2 · 14f · Good · 11 ran 9/11 7 8-9 7758C Alan Munro 25/1
26 Aug 08+19d Chelmsford (AW) Tiptree Handicap Class 4 · 14f · Standard · 9 ran 4/9 ¾ 9-10 7780A Luke Morris 16/1
07 Aug 08+2d Brighton totesport.com Brighton Challenge Cup (Handicap) Class 4 · 12f · Good · 15 ran 7/15 nk 9-6 7981A Luke Morris 20/1
05 Aug 08+10d Catterick Book Tickets On-Line At catterickbridge.co.Uk Handicap Class 4 · 14f · Good To Firm · 5 ran 4/5 2¾ 9-10 7971B Neil Brown 10/3
26 Jul 08+7d Newmarket Ballygallon Stud, Ireland NSPCC Handicap Class 4 · 15f · Good To Firm · 6 ran 5/6 1 10-0 8180B Adrian McCarthy 16/1
19 Jul 08+77d Newmarket Plantation Stud Stakes (Fillies' Listed) Class 1 · 12f · Good To Firm · 10 ran 9/10 3¾ 9-2 8169C Adam Kirby 50/1
03 May 08+218d Newmarket stanjamesuk.com/casino Handicap Class 2 · 12f · Good · 11 ran 7/11 17 8-7 8657C J F Egan 20/1
28 Sep 07+10d Ascot Pricewaterhousecoopers Harvest Stakes (Fillies' Listed) Class 1 · 12f · Good To Soft · 8 ran 6/8 4 9-3 8662C George Baker 50/1
18 Sep 07+10d Thirsk Hygicare Handicap Class 3 · 12f · Good To Firm · 6 ran 2/6 3 8-13 8170C Neil Brown 9/4J
08 Sep 07+3d Thirsk Skybet.Com Hambleton Cup Handicap Class 4 · 12f · Good To Firm · 7 ran 1/7 9-3 6870C Neil Brown 11/4J
05 Sep 07+12d York PD Ports Handicap Class 4 · 14f · Good To Firm · 6 ran 1/6 9-1 6882C J F Egan 13/8F
24 Aug 07+21d Newbury Turfsurf Equine Surfacing Fillies' Handicap Class 5 · 12f · Good · 14 ran 1/14 9-6 5984C George Baker 10/1
03 Aug 07+41d Newmarket winnersbingo.co.uk Fillies' Handicap Class 5 · 12f · Good To Firm · 11 ran 3/11 2½ 8-12 5968C Seb Sanders 7/2
23 Jun 07+32d Redcar SGW Construction Group Ltd Abigail Handicap Class 6 · 14f · Soft · 14 ran 7/14 ½ 9-4 6063C Seb Sanders 3/1F
22 May 07+20d Lingfield Prospect Distributors Fillies' Handicap Class 6 · 11.5f · Good To Firm · 8 ran 2/8 1½ 8-13 6067C J F Egan 5/2F
02 May 07+204d Kempton (AW) Digibet Median Auction Maiden Stakes Class 5 · 12f · Standard · 9 ran 3/9 ¾ 9-8 —58C J-P Guillambert 12/1
10 Oct 06+35d Newcastle St James Security Median Auction Maiden Stakes Class 6 · 12.5f · Soft · 9 ran 4/9 ½ 8-12 —60C Seb Sanders 6/1
05 Sep 06 Leicester Robert Pochin Ltd Plumbing & Heating Maiden Stakes Class 5 · 10f · Good To Firm · 16 ran 12/16 nk 8-12 —52C Micky Fenton 100/1

Quick answers

How many races has Generous Jem (GB) won?
Generous Jem (GB) won 3 of 18 archived starts between 2006 and 2008, a strike rate of 16.7%. Placed 7 times in total (38.9% of starts).
Who trained Generous Jem (GB)?
Generous Jem (GB) was trained by George Margarson on the most recent run on record, at Yarmouth on 18 September 2008.
Who is Generous Jem (GB)'s sire?
Generous Jem (GB) is by Generous (IRE) out of Top Jem (GB), whose sire is Damister.
What going does Generous Jem (GB) prefer?
Generous Jem (GB) has the best record on good 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 Generous Jem (GB)'s official rating?
The most recent official rating on record is 77, from the run on 18 September 2008. The highest on record is 86.
What is Generous Jem (GB)'s sire's record?
Generous (IRE)'s progeny in our archive have won 10.7% of 3,332 runs since Jan 2008 (251 horses), Flat and jumps together.
Who are Generous Jem (GB)'s siblings?
Out of Top Jem (GB), Generous Jem (GB) has 4 other produce in our archive, 3 of them winners. Most wins: Polar Jem (GB) (2). Highest grade won: Listed (Polar Jem (GB)). The wins came over 7f–1m4f. As at Oct 2026.
Has Generous Jem (GB) produced winners?
As a dam, Generous Jem (GB) has 1 produce in our archive, 0 of them winners. As at Oct 2026.

Record shown from September 2006. 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.