Horse Gestation Calculator
Are you interested in knowing when your lovely and beautiful pregnant horse would be foaling? This horse gestation calculator is the best online pregnancy calculator that you need to determine the estimated date that your pregnant mare will deliver her foal. To calculate the horse gestation period using this calculator, select the date of first mating and click the calculate button. The foaling date would be displayed instantly.
How Long are Horses Pregnant?
The gestation period in horses is 320 – 370 days from the first day of mating. They have an average gestation period of 345 days.
Breeds of Horses
You can also use this equine or horse gestation period calculator for these breeds of horses.
| Brumby | Jaca Navarra | Salerno | Byelorussian Harness |
| Soviet Heavy Draft | Hirzai | Suffolk Punch | Ukrainian Riding |
| Colorado Ranger | Anglo-Arabo-Sardo | Warlander | Messara |
| Karabakh | Marwari | American Cream Draft | Akhal-Teke |
| National Show | Fjord | Oberlander | Romanian Sport |
| Spanish Mustang | Danube Delta | Riwoche | Kustanair |
| Bale | Arenberg-Nordkirchen | North American Single-Footer | Württemberger |
| Tolfetano | Azerbaijan | Rottaler | Finnish Warmblood |
| Foutanké | Baluchi | Bavarian Warmblood | Bashkir Curly |
| Irish Draught | Wielkopolski | Tinker , see Gypsy | Pryor Mountain Mustang |
| Ogaden, see Ethiopian s | Iomud | Andravida | Spanish Barb see Barb |
| Pintabian | Canadian Pacer | Mallorquín | Oldenburg |
| Catria | Vyatka | Assateague | Unmol |
| East Friesian | Haflinger | Barb | Criollo |
| Bosnian Mountain | Latvian | Thoroughbred | Kundudo |
| Lyngshest | Yili | Falabella | Pleven |
| Kathiawari | Brandenburger | Sarcidano | Maremmano |
| Blazer | Qatgani | Balikun | Pampa |
| Italian Trotter | Moyle | Schleswig Coldblood | Lusitano |
| Spiti | Selale | Siciliano indigeno | Camargue |
| Westphalian | Faroese | Nez Perce | Noriker |
| Friesian Sport | Pentro | Dongola | American Paint |
| Vlaamperd | Muraközi, Murakoz | Costa Rican Saddle | American Saddlebred |
| Coldblood trotter | Pura Raza Española | Castillonnais | Kafa, see Ethiopian s |
| Nivernais | Mezőhegyesi sport | Appaloosa | Virginia highlander |
| Zaniskari | Kaimanawa s | American Quarter | Heck |
| Breton | Florida Cracker | Hanoverian | Kazakh |
| Spanish-Norman | Trakehner | Anglo-Arabian | Marismeño |
| Swiss Warmblood | Percheron | Dutch Warmblood | Karachai |
| Kiso | American Albino | Waler | Hispano-Bretón |
| Ardennes | Cavallo Romano della Maremma Laziale | Estonian Draft | Freiberger |
| Belgian Warmblood | Carthusian | Argentine Criollo | Mongolian Wild |
| Draft Trotter | Kalmyk | Norman Cob | |
| Tsushima | Cleveland Bay | Malopolski | Sella Italiano |
| Karabair | Frederiksborg | Kabarda | Paint |
| Sokolsky | Galiceno or Galiceño | Mecklenburger | Jutland |
| Tchernomor, see Budyonny | Lipizzan or Lipizzaner | Dutch Heavy Draft | Standardbred |
| Namib Desert | Abyssinian | Tiger | Schwarzwälder Kaltblut |
| Carolina Marsh Tacky | Mangalarga Marchador | Monchina | Heihe |
| Albanian | Monterufolino | Augeron | Ostfriesen and Alt-Oldenburger |
| Hispano-Árabe | Choctaw | Racking | Norwegian Fjord |
| Morgan | Knabstrupper | Persano | Trait Du Nord |
| Burmese | Yakutian | Novokirghiz | Russian Trotter |
| Hackney | Takhi, see Przewalski’s | Hungarian Warmblood | Međimurje |
| Bardigiano | Karossier | Kyrgyz | Belgian |
| Spanish Jennet | Brazilian Sport | Basque mountain | Spanish Tarpan |
| Furioso-North Star | Calabrese | Missouri Fox Trotter | Kladruber |
| Balearic | Nooitgedachter | Australian Stock | Giara |
| Tennessee Walking | Clydesdale | Canadian | Mangalarga |
| Asturcón | American Warmblood | Norsk Kaldblodstraver | Gidran |
| Horro | Chickasaw | Georgian Grande | Metis Trotter |
| Abtenauer | Mongolian | Cumberland Island | Tori |
| Caspian | Konik | Kentucky Mountain Saddle | Castilian |
| Galician Pony | Welsh Cob | Asian wild | Misaki |
| Austrian Warmblood | Shan | Peruvian Paso | Budyonny |
| Gypsy | Don | Purosangue Orientale | Dutch harness |
| Australian Brumby | Black Forest | Rocky Mountain | Waler |
| Samolaco | Auxois | Borana | Fleuve |
| Mustang | Kinsky | Tersk | Campeiro |
| Žemaitukas | Jeju | East Bulgarian | American Indian |
| Rhenish German Coldblood | Silesian | Tuigpaard | Gelderland |
| M’Bayar | Hequ | Ventasso | |
| Andalusian | Svensk Kallblodstravare | Azteca | Irish Sport |
| Kiger Mustang | Cerbat Mustang | Saddlebred | Estonian |
| Selle Français | Poitevin | Arabian | Noma |
| Comtois | Camarillo White | Swedish Ardennes | Dzungarian |
| Zweibrücker | Cob | Tawleed | Auvergne |
| Shagya Arabian | Dole Gudbrandsdal | Yonaguni | Menorquín |
| Brabant | Mountain Pleasure | Altai | Danish |
| South German Coldblood | Swedish Warmblood | Cuban Criollo | Mezőhegyes felver |
| Nangchen | Nordlandshest | Corsican | Quarter |
| Curly | Icelandic | German Warmblood | Boulonnais |
| Aegidienberger | Colonial Spanish | Groningen | French Trotter |
| Boerperd | Banker | Uzunyayla | Mérens |
| Daliboz | M’Par | Croatian Coldblood | Nonius |
| Burguete | Australian Draught | Friesian | Sardinian Anglo-Arab |
| Henson | Quarab | Bhutia | Santa Cruz Island |
| Baise | Chilean | San Fratello | Kisber Felver |
| Lokai | Taishū | Campolina | Orlov trotter |
| Xilingol | Murgese | Cretan | Shire |
| Italian Heavy Draft | Spotted Saddle | Finn | Morab |
| Warmblood | Rhinelander | Senner | Marsh Tacky |
| Walkaloosa | Retuerta | Lithuanian Heavy Draught | Losino |
| Sorraia | Posavac | North Swedish | Russian Heavy Draft |
| Friesian cross | Przewalski’s | Czech Warmblood | Paso Fino |
| Pottok | Miniature | Altèr Real | Russian Don |
| Vladimir Heavy Draft | Nokota | Holsteiner | Anglo-Kabarda |
Horse Gestation Table / Chart
A horse gestation table or chart is another means to determine the due date (foaling date) of a pregnant mare. It could be used interchangeably with an online horse gestation calculator.
- Horse gestation chart
- Equine gestation calendar
- Horse gestation chart
- Equine gestation calendar
This horse gestation table is based on a 345-day Gestation Period.
Horse Gestation Table
Based on a 345-Day Gestation Period| Date Bred | Foaling Date | Date Bred | Foaling Date | Date Bred | Foaling Date | Date Bred | Foaling Date | Date Bred | Foaling Date | Date Bred | Foaling Date | Date Bred | Foaling Date | Date Bred | Foaling Date | Date Bred | Foaling Date | Date Bred | Foaling Date | Date Bred | Foaling Date | Date Bred | Foaling Date |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1-Jan | 12-Dec | 1-Feb | 12-Jan | 1-Mar | 9-Feb | 1-Apr | 12-Mar | 1-May | 11-Apr | 1-Jun | 12-May | 1-Jul | 11-Jun | 1-Aug | 12-Jul | 1-Sep | 12-Aug | 1-Oct | 11-Sep | 1-Nov | 12-Oct | 1-Dec | 11-Nov |
| 2-Jan | 13-Dec | 2-Feb | 13-Jan | 2-Mar | 10-Feb | 2-Apr | 13-Mar | 2-May | 12-Apr | 2-Jun | 13-May | 2-Jul | 12-Jun | 2-Aug | 13-Jul | 2-Sep | 13-Aug | 2-Oct | 12-Sep | 2-Nov | 13-Oct | 2-Dec | 12-Nov |
| 3-Jan | 14-Dec | 3-Feb | 14-Jan | 3-Mar | 11-Feb | 3-Apr | 14-Mar | 3-May | 13-Apr | 3-Jun | 14-May | 3-Jul | 13-Jun | 3-Aug | 14-Jul | 3-Sep | 14-Aug | 3-Oct | 13-Sep | 3-Nov | 14-Oct | 3-Dec | 13-Nov |
| 4-Jan | 15-Dec | 4-Feb | 15-Jan | 4-Mar | 12-Feb | 4-Apr | 15-Mar | 4-May | 14-Apr | 4-Jun | 15-May | 4-Jul | 14-Jun | 4-Aug | 15-Jul | 4-Sep | 15-Aug | 4-Oct | 14-Sep | 4-Nov | 15-Oct | 4-Dec | 14-Nov |
| 5-Jan | 16-Dec | 5-Feb | 16-Jan | 5-Mar | 13-Feb | 5-Apr | 16-Mar | 5-May | 15-Apr | 5-Jun | 16-May | 5-Jul | 15-Jun | 5-Aug | 16-Jul | 5-Sep | 16-Aug | 5-Oct | 15-Sep | 5-Nov | 16-Oct | 5-Dec | 15-Nov |
| 6-Jan | 17-Dec | 6-Feb | 17-Jan | 6-Mar | 14-Feb | 6-Apr | 17-Mar | 6-May | 16-Apr | 6-Jun | 17-May | 6-Jul | 16-Jun | 6-Aug | 17-Jul | 6-Sep | 17-Aug | 6-Oct | 16-Sep | 6-Nov | 17-Oct | 6-Dec | 16-Nov |
| 7-Jan | 18-Dec | 7-Feb | 18-Jan | 7-Mar | 15-Feb | 7-Apr | 18-Mar | 7-May | 17-Apr | 7-Jun | 18-May | 7-Jul | 17-Jun | 7-Aug | 18-Jul | 7-Sep | 18-Aug | 7-Oct | 17-Sep | 7-Nov | 18-Oct | 7-Dec | 17-Nov |
| 8-Jan | 19-Dec | 8-Feb | 19-Jan | 8-Mar | 16-Feb | 8-Apr | 19-Mar | 8-May | 18-Apr | 8-Jun | 19-May | 8-Jul | 18-Jun | 8-Aug | 19-Jul | 8-Sep | 19-Aug | 8-Oct | 18-Sep | 8-Nov | 19-Oct | 8-Dec | 18-Nov |
| 9-Jan | 20-Dec | 9-Feb | 20-Jan | 9-Mar | 17-Feb | 9-Apr | 20-Mar | 9-May | 19-Apr | 9-Jun | 20-May | 9-Jul | 19-Jun | 9-Aug | 20-Jul | 9-Sep | 20-Aug | 9-Oct | 19-Sep | 9-Nov | 20-Oct | 9-Dec | 19-Nov |
| 10-Jan | 21-Dec | 10-Feb | 21-Jan | 10-Mar | 18-Feb | 10-Apr | 21-Mar | 10-May | 20-Apr | 10-Jun | 21-May | 10-Jul | 20-Jun | 10-Aug | 21-Jul | 10-Sep | 21-Aug | 10-Oct | 20-Sep | 10-Nov | 21-Oct | 10-Dec | 20-Nov |
| 11-Jan | 22-Dec | 11-Feb | 22-Jan | 11-Mar | 19-Feb | 11-Apr | 22-Mar | 11-May | 21-Apr | 11-Jun | 22-May | 11-Jul | 21-Jun | 11-Aug | 22-Jul | 11-Sep | 22-Aug | 11-Oct | 21-Sep | 11-Nov | 22-Oct | 11-Dec | 21-Nov |
| 12-Jan | 23-Dec | 12-Feb | 23-Jan | 12-Mar | 20-Feb | 12-Apr | 23-Mar | 12-May | 22-Apr | 12-Jun | 23-May | 12-Jul | 22-Jun | 12-Aug | 23-Jul | 12-Sep | 23-Aug | 12-Oct | 22-Sep | 12-Nov | 23-Oct | 12-Dec | 22-Nov |
| 13-Jan | 24-Dec | 13-Feb | 24-Jan | 13-Mar | 21-Feb | 13-Apr | 24-Mar | 13-May | 23-Apr | 13-Jun | 24-May | 13-Jul | 23-Jun | 13-Aug | 24-Jul | 13-Sep | 24-Aug | 13-Oct | 23-Sep | 13-Nov | 24-Oct | 13-Dec | 23-Nov |
| 14-Jan | 25-Dec | 14-Feb | 25-Jan | 14-Mar | 22-Feb | 14-Apr | 25-Mar | 14-May | 24-Apr | 14-Jun | 25-May | 14-Jul | 24-Jun | 14-Aug | 25-Jul | 14-Sep | 25-Aug | 14-Oct | 24-Sep | 14-Nov | 25-Oct | 14-Dec | 24-Nov |
| 15-Jan | 26-Dec | 15-Feb | 26-Jan | 15-Mar | 23-Feb | 15-Apr | 26-Mar | 15-May | 25-Apr | 15-Jun | 26-May | 15-Jul | 25-Jun | 15-Aug | 26-Jul | 15-Sep | 26-Aug | 15-Oct | 25-Sep | 15-Nov | 26-Oct | 15-Dec | 25-Nov |
| 16-Jan | 27-Dec | 16-Feb | 27-Jan | 16-Mar | 24-Feb | 16-Apr | 27-Mar | 16-May | 26-Apr | 16-Jun | 27-May | 16-Jul | 26-Jun | 16-Aug | 27-Jul | 16-Sep | 27-Aug | 16-Oct | 26-Sep | 16-Nov | 27-Oct | 16-Dec | 26-Nov |
| 17-Jan | 28-Dec | 17-Feb | 28-Jan | 17-Mar | 25-Feb | 17-Apr | 28-Mar | 17-May | 27-Apr | 17-Jun | 28-May | 17-Jul | 27-Jun | 17-Aug | 28-Jul | 17-Sep | 28-Aug | 17-Oct | 27-Sep | 17-Nov | 28-Oct | 17-Dec | 27-Nov |
| 18-Jan | 29-Dec | 18-Feb | 29-Jan | 18-Mar | 26-Feb | 18-Apr | 29-Mar | 18-May | 28-Apr | 18-Jun | 29-May | 18-Jul | 28-Jun | 18-Aug | 29-Jul | 18-Sep | 29-Aug | 18-Oct | 28-Sep | 18-Nov | 29-Oct | 18-Dec | 28-Nov |
| 19-Jan | 30-Dec | 19-Feb | 30-Jan | 19-Mar | 27-Feb | 19-Apr | 30-Mar | 19-May | 29-Apr | 19-Jun | 30-May | 19-Jul | 29-Jun | 19-Aug | 30-Jul | 19-Sep | 30-Aug | 19-Oct | 29-Sep | 19-Nov | 30-Oct | 19-Dec | 29-Nov |
| 20-Jan | 31-Dec | 20-Feb | 31-Jan | 20-Mar | 28-Feb | 20-Apr | 31-Mar | 20-May | 30-Apr | 20-Jun | 31-May | 20-Jul | 30-Jun | 20-Aug | 31-Jul | 20-Sep | 31-Aug | 20-Oct | 30-Sep | 20-Nov | 31-Oct | 20-Dec | 30-Nov |
| 21-Jan | 1-Jan | 21-Feb | 1-Feb | 21-Mar | 1-Mar | 21-Apr | 1-Apr | 21-May | 1-May | 21-Jun | 1-Jun | 21-Jul | 1-Jul | 21-Aug | 1-Aug | 21-Sep | 1-Sep | 21-Oct | 1-Oct | 21-Nov | 1-Nov | 21-Dec | 1-Dec |
| 22-Jan | 2-Jan | 22-Feb | 2-Feb | 22-Mar | 2-Mar | 22-Apr | 2-Apr | 22-May | 2-May | 22-Jun | 2-Jun | 22-Jul | 2-Jul | 22-Aug | 2-Aug | 22-Sep | 2-Sep | 22-Oct | 2-Oct | 22-Nov | 2-Nov | 22-Dec | 2-Dec |
| 23-Jan | 3-Jan | 23-Feb | 3-Feb | 23-Mar | 3-Mar | 23-Apr | 3-Apr | 23-May | 3-May | 23-Jun | 3-Jun | 23-Jul | 3-Jul | 23-Aug | 3-Aug | 23-Sep | 3-Sep | 23-Oct | 3-Oct | 23-Nov | 3-Nov | 23-Dec | 3-Dec |
| 24-Jan | 4-Jan | 24-Feb | 4-Feb | 24-Mar | 4-Mar | 24-Apr | 4-Apr | 24-May | 4-May | 24-Jun | 4-Jun | 24-Jul | 4-Jul | 24-Aug | 4-Aug | 24-Sep | 4-Sep | 24-Oct | 4-Oct | 24-Nov | 4-Nov | 24-Dec | 4-Dec |
| 25-Jan | 5-Jan | 25-Feb | 5-Feb | 25-Mar | 5-Mar | 25-Apr | 5-Apr | 25-May | 5-May | 25-Jun | 5-Jun | 25-Jul | 5-Jul | 25-Aug | 5-Aug | 25-Sep | 5-Sep | 25-Oct | 5-Oct | 25-Nov | 5-Nov | 25-Dec | 5-Dec |
| 26-Jan | 6-Jan | 26-Feb | 6-Feb | 26-Mar | 6-Mar | 26-Apr | 6-Apr | 26-May | 6-May | 26-Jun | 6-Jun | 26-Jul | 6-Jul | 26-Aug | 6-Aug | 26-Sep | 6-Sep | 26-Oct | 6-Oct | 26-Nov | 6-Nov | 26-Dec | 6-Dec |
| 27-Jan | 7-Jan | 27-Feb | 7-Feb | 27-Mar | 7-Mar | 27-Apr | 7-Apr | 27-May | 7-May | 27-Jun | 7-Jun | 27-Jul | 7-Jul | 27-Aug | 7-Aug | 27-Sep | 7-Sep | 27-Oct | 7-Oct | 27-Nov | 7-Nov | 27-Dec | 7-Dec |
| 28-Jan | 8-Jan | 28-Feb | 8-Feb | 28-Mar | 8-Mar | 28-Apr | 8-Apr | 28-May | 8-May | 28-Jun | 8-Jun | 28-Jul | 8-Jul | 28-Aug | 8-Aug | 28-Sep | 8-Sep | 28-Oct | 8-Oct | 28-Nov | 8-Nov | 28-Dec | 8-Dec |
| 29-Jan | 9-Jan | 29-Mar | 9-Mar | 29-Apr | 9-Apr | 29-May | 9-May | 29-Jun | 9-Jun | 29-Jul | 9-Jul | 29-Aug | 9-Aug | 29-Sep | 9-Sep | 29-Oct | 9-Oct | 29-Nov | 9-Nov | 29-Dec | 9-Dec | ||
| 30-Jan | 10-Jan | 30-Mar | 10-Mar | 30-Apr | 10-Apr | 30-May | 10-May | 30-Jun | 10-Jun | 30-Jul | 10-Jul | 30-Aug | 10-Aug | 30-Sep | 10-Sep | 30-Oct | 10-Oct | 30-Nov | 10-Nov | 30-Dec | 10-Dec | ||
| 31-Jan | 11-Jan | 31-Mar | 11-Mar | 31-May | 11-May | 31-Jul | 11-Jul | 31-Aug | 11-Aug | 31-Oct | 11-Oct | 31-Dec | 11-Dec |
