Equine Gestation Calculator
www.twhonline.com makes no guarantee or representations as
to the accuracy of the dates calculated.

Last Day Bred:                 
                                  (MM/DD/YYYY format)

Average Length of Cycles:     (5 to 10)
                                    (defaults to 7)

Average Luteal Phase Length:  (4 to 10)
                                    (defaults to 10)



Estimated Conception:       
Estimated Due Date:         
Estimated Fetal Age: