Using Sheep CIDRs - Premier1Supplies Sheep Guide
Approved for use in sheep in October 2009, CIDRs are used for synchronization of estrus resulting in out-of-season breeding and larger groups of ewes that can be bred at the same time in order to narrow lambing periods. CIDRs deliver progesterone to a ewe in response to the introduction of a ram.
Hormonal Control of Estrus in Goats and Sheep
In small ruminants, a controlled internal drug release (CIDR) intravaginal plastic device impregnated with progesterone (300 mg) can also be used. The CIDR is maintained in the vagina for 7 days, and a luteolytic dose of PGF2α is administered 1 day before or at device removal.
Small Ruminant Production: Are CIDRs Reusable? | OSU Sheep Team
Jul 5, 2022 · The authors of this article do not support nor endorse the practice of reusing CIDRs in the reproductive management of sheep or goats. The intent of the current article is to present a summary of the current literature that investigates the practice of reusing CIDRs.
Use of CIDRs in Sheep | TALKING SHEEP - U.OSU
May 25, 2017 · The use of the CIDR has shown to be an effective tool for many producers in the purebred sheep industry. It has allowed flocks to condense lambing into shorter periods of time and also moved the lambing period into the old traditional “Out of Season” lambing periods.
Utilizing EAZI-BREED CIDR Inserts for Estrous Synchronization in Sheep
A popular use for EAZI-BREED TM CIDR ® inserts in sheep is for the synchronization of estrous cycles to improve the effectiveness of fixed-time artificial insemination or embryo transfer.
The CIDR is a vaginal insert which releases progesterone, and is labeled to induce estrus in ewes during seasonal anestrus. The CIDR is a simple, easy-to-use device that is inserted into the ewe for five days, with ram introduction to immediately follow.
CIDR ® Devices (Sheep and Goat) - Zoetis
The EAZI-BREED CIDR® Sheep and Goat Device treatment programs represent a convenient and effective method for both synchronizing and inducing oestrus in production animals.
Each EAZI-BREED CIDR Sheep Insert contains 0.3 gram of progesterone in molded silicone over a flexible nylon spine. Attached to each EAZI-BREED CIDR Sheep Insert is a nylon tail.
Synchronize Your Sheep Breeding Season with CIDR - Living …
There are several reasons to synchronize your sheep breeding season. The use of CIDRs makes it possible to regulate when estrus begins.
Use of the EAZI-BREED Sheep CIDR in Spring Mated Ewes - SDSU …
Nov 19, 2021 · Recently a commercial progesterone intra-vaginal device, the EAZI-BREED sheep CIDR (controlled internal drug release) was approved in the US to synchronize estrus in mature ewes during the anestrous period.