This calf is behind the rest of the calves because of low energy intake. If the calf has not been severely stunted, it will begin to grow once exposed to a high-quality diet. Some data suggest that these calves, if …
We have a cow that just had twin calves, born seven days apart. The mother rejected the second calf. Would this kind of birth be called twins?
The classical definition of twins would require the calves to be born during the same parturition or birthing, so these calves do not fit that definition of twins. Certainly, the calves are not identical twins, as identical twins result from …
What does a GnRH shot do for the cow at the time of CIDR insertion?
Gonadotropin-releasing hormone (GnRH) will cause the release of LH (luteinizing hormone) from the anterior pituitary within 2 to 4 hours of treatment. Luteinizing hormone stimulates ovulation of a large follicle (at least 10 mm in diameter) if present on the …
What causes cows to prolapse and retain afterbirth?
It is common for a cow that has difficulty in calving to bruise her uterus. The inflamed, swollen uterus quite often causes straining with prolapse of the vagina, cervix, or uterus. If prolapse does not occur, the placenta may be …
We have twin calves, one heifer and one bull. Will either have issues reproducing?
Freemartinism is recognized as one of the most severe forms of sexual abnormality among cattle. This condition causes infertility in the female cattle born as a twin to a male.
When a heifer twin shares the uterus with a bull …
What minerals are tied to reproduction in beef cattle?
Phosphorus, calcium, copper, cobalt, iodine, selenium, zinc, and manganese are all involved in governing successful reproduction.
Since mineral availability varies by region, consult your local county Cooperative Extension agent for more information regarding your area.
In formulating cow diets, one …