GESTATION / BREEDING TABLE
Allowing for a 340 day average gestation period (Of course, this is an average only, and there can be variation) the following chart shows the foaling dates for mares bred on January 1st or any other breeding dates that occur at ten day intervals. Read across from the date of service to obtain the date of foaling.
Breeding Date Estimated Date of Foaling Breeding Date Estimated Date of Foaling
Estimated Date of Foaling Breeding Date Estimated Date of FoalingJanuary 1
January 11
January 21
January 31
February 10
February 20
March 2
March 12
March 22
April 1
April 11
April 21
May 1
May 11
May 21
May 31
June 10
June 20
June 30
December 6
December 16
December 26
January 5
January 15
January 25
February 4
February 14
February 24
March 6
March 16
March 26
April 5
April 15
April 25
May 5
May 15
May 25
June 4
July 10
July 20
July 30
August 9
August 19
August 29
September 8
September 18
September 28
October 8
October 18
October 28
November 7
November 17
November 27
December 7
December 17
December 27
December 31
June 14
June 24
July 3
July 14
July 24
August 3
August 13
August 23
September 2
September 12
September 22
October 2
October 12
October 22
November 1
November 11
November 21
December 1
December 5
