Click to enlarge Eazi-Breed CIDR (Progesterone) Cattle Insert, 10 Count


Indicated for synchronization of estrus in dairy heifers and for synchronization of return to estrus in lactating dairy cattle. Each Eazi-Breed CIDR contains 1.38 grams of progesterone in silicone molded over a nylon spine. They are packaged in a plastic pouch with 10 inserts to a pouch. The applicator is packaged separately.

To be administered intravaginally, one per animal, in dairy cows and heifers of appropriate size and age. Continuously releases progesterone. Upon removal of the insert 7 days later, the drop in progesterone triggers estrus and ovulation. Call toll free 1-800-892-6978 or email us at


10 ct10 ct
Eazi-Breed CIDR ApplicatorEazi-Breed CIDR Applicator

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Call toll free 1-800-892-6978 or email us at