Vaginal probe that helps detect freemartin heifers and helps determine
if co-twin heifers have a normal reproductive tract. Over 95% of heifers
born co-twin with a bull, and with a normal reproductive tract have a
vaginal length of 14 cm or more. Rounded probe end is 7 cm long; narrow
center is 14 cm from probe tip. Designed for use on heifers 30 days or
less of age.