MATED IN;

January

February

March

April

May

June

July

August

September

October

November

December

DUE IN;

June

July

August

September

October

November

December

January

February

March

April

May

DATE LESS;

-1 (or -2)

 0 (or -1)

-3

-3

-3

-3

-3

-3

-3

-1 (or -2)

-1 (or -2)

-1 (or -2)

        

This chart is based on the average 150 day gestation period. 

Example; a goat mated on Sept 4th would be due on February 1st (4 less 3)

Figures in brackets accommodate the extra day of a leap year.