| Saturday | NEWMARKET (2000 Guineas), GOODWOOD, THIRSK, DONCASTER (E) | |
| May 1st | Uttoxeter, Hexham (E) | |
| Kilbeggan (E) | ||
| Kentucky Derby (Churchill Downs) | ||
| Sunday | NEWMARKET (1000 Guineas), HAMILTON, SALISBURY | |
| May 2nd | Gowran Park, Sligo | |
| Prix Ganay (Longchamp) | ||
| Monday | BEVERLEY, CHEPSTOW, WARWICK, WINDSOR, KEMPTON (AW) | NZ Weanling & Mixed Sale |
| May 3rd | Curragh, Down Royal, Limerick | |
| BANK HOLIDAY | Prix Hocquart (Longchamp) | |
| Tuesday | BATH, NEWCASTLE, CATTERICK (E) | NZ Weanling & Mixed Sale |
| May 4th | Fakenham, Exeter (E) | |
| Ballinrobe (E) | ||
| Wednesday | CHESTER (Chester Cup), SOUTHWELL (AW) | NZ Weanling & Mixed Sale |
| May 5th | Kelso, Cheltenham (E), Huntingdon (E) | |
| Thursday | CHESTER (Chester Vase), GOODWOOD, FFOS LAS (E) | |
| May 6th | Newton Abbot, Wetherby (E), Wincanton (E) | |
| Clonmel (E) | ||
| Friday | CHESTER (Ormonde S, Dee S), LINGFIELD, NOTTINGHAM, HAMILTON (E), RIPON (E) | |
| May 7th | Aintree (E) | |
| Downpatrick (E), Wexford (E) | ||
| Saturday | ASCOT, LINGFIELD (Derby Trial S, Oaks Trial S), NOTTINGHAM, THIRSK (E), WARWICK (E) | |
| May 8th | HAYDOCK (M), Hexham | |
| Dundalk | ||
| Sunday | Plumpton, Uttoxeter, Worcester | |
| May 9th | Leopardstown, Killarney | |
| German 2000 Guineas (Cologne), Premio Presidente della Repubblica (Rome) | ||
| Monday | BRIGHTON, REDCAR, WINDSOR (E), WOLVERHAMPTON (AW) | Barretts 2Y0 in Training Sales |
| May 10th | Towcester (E) | |
| Killarney (E) | ||
| Tuesday | BEVERLEY, WARWICK, YARMOUTH, SOUTHWELL (AW) | Goffs Breeze-Up Sale (Dundalk) |
| May 11th | Newton Abbot (E), | |
| Killarney (E) | ||
| Wednesday | YORK (Tattersalls Muisdora S, Duke of York S), BATH (E) | Brightwells Cheltenham May Sale |
| May 12th | Exeter, Fontwell, Perth (E) | |
| Naas (E) | ||
| Thursday | YORK (Tote Dante S), SALISBURY, NEWMARKET (E) | |
| May 13th | Perth, Folkestone (E), Ludlow (E) | |
| Gowran Park (E) | ||
| Friday | YORK (Yorkshire Cup), NEWBURY, NEWMARKET, HAMILTON (E), NEWCASTLE (E) | |
| May 14th | Aintree (E) | |
| Cork (E), Dundalk (E) | ||
| Saturday | NEWBURY (Juddmonte Lockinge S), NEWMARKET, THIRSK, DONCASTER (E) | Saint-Cloud Breeze-Up Sale |
| May 15th | Bangor-On-Dee, Uttoxeter (E) | |
| Kilbeggan (E) | ||
| Preakness Stakes (Pimlico) | ||
| Sunday | RIPON | |
| May 16th | Market Rasen, Stratford | |
| Limerick, Navan | ||
| French 2000 & 1000 Guineas (Longchamp), Derby Italiano (Rome), | ||
| Singapore Airlines International Cup (Kranji) | ||
| Monday | BATH, LEICESTER (E), WINDSOR (E), WOLVERHAMPTON (AW) | Fasig-Tipton 2YOs (Timonium) |
| May 17th | Newton Abbot | Inglis Melbourne Sale |
| Roscommon (E) | ||
| Tuesday | BRIGHTON, MUSSELBURGH, NOTTINGHAM, CARLISLE (E) | Doncaster Spring NH Sales |
| May 18th | Towcester (E) | Fasig-Tipton 2YOs (Timonium) |
| Punchestown (E) | Inglis Melbourne Sale | |
| Wednesday | GOODWOOD, LINGFIELD | Doncaster Spring NH Sales |
| May 19th | Kelso, Sedgefield (E), Worcester (E) | Inglis Melbourne Sales |
| Sligo (E) | ||
| Thursday | HAYDOCK, SALISBURY (E), SANDOWN (E), SOUTHWELL (AW) | Doncaster Spring NH Sales |
| May 20th | Wetherby | Inglis Melbourne Sales |
| Tipperary (E), Wexford (E) | ||
| Friday | CATTERICK, CHEPSTOW, YARMOUTH, HAYDOCK (E), MUSSELBURGH (E) | Goresbridge 2Y0 Breeze-Up Sale |
| May 21st | Towcester (E) | |
| Wexford (E) | ||
| Saturday | CHESTER, GOODWOOD, HAYDOCK, YORK, LINGFIELD (E), NEWBURY (E) | |
| May 22nd | Curragh(Irish 2000 Guineas) | |
| Sunday | BATH | |
| May 23rd | Fakenham, Perth | |
| Curragh(Irish 1000 Guineas, Tattersalls Rogers Gold Cup), Downpatrick | ||
| Grosser Mercedes-Benz-Preis (Baden-Baden), Prix Saint-Alary, Prix d'Ispahan (Longchamp) | ||
| Monday | CARLISLE, LEICESTER, THIRSK (E), WINDSOR (E) | |
| May 24th | Cartmel | |
| Tuesday | CHEPSTOW, RIPON, LINGFIELD (AW) | |
| May 25th | Hexham (E), Huntingdon (E) | |
| Wednesday | AYR, FFOS LAS, BEVERLEY (E) | Doncaster Spring Store Sales |
| May 26th | Sedgefield, Southwell (E) | |
| Punchestown (E) | ||
| Premio Emilio Turati (Milan) | ||
| Thursday | AYR BRIGHTON, NEWCASTLE (E), SANDOWN (E), WOLVERHAMPTON (AW) | Doncaster Spring Store Sales |
| May 27th | Wetherby (E) | |
| Clonmel (E) | ||
| Friday | BRIGHTON, NEWCASTLE, NEWMARKET, HAYDOCK (E), PONTEFRACT (E) | |
| May 28th | Stratford (E) | |
| Cork (E), Down Royal (E) | ||
| Saturday | BEVERLEY, CATTERICK, HAYDOCK, NEWMARKET | |
| May 29th | Cartmel (E), Stratford (E) | |
| Down Royal (E) | ||
| Prix de Royaumont (Chantilly) | ||
| Sunday | NEWMARKET | |
| May 30th | Fontwell, Uttoxeter | |
| Leopardstown | ||
| Preis der Diana (Dusseldorf) | ||
| Monday | CARLISLE, CHEPSTOW, GOODWOOD, LEICESTER, REDCAR | |
| May 31st | Cartmel, Towcester | |
| BANK HOLIDAY | Ballinrobe (E) |