Nov 14, 2022 · Regardless of any other factors, if a follicle does not ovulate, there is no way for a pregnancy to be established. Anovulation, a term describing when cows fail to ovulate …

Reproductive failure and pregnancy loss in cattle are some of the largest economic burdens to cattle producers and one of most perplexing factors influencing management decisions.

Nov 1, 2023 · Healthy breeding bulls can cover for “bad” bulls for a short period, but can also start to fail from overuse and this type of data can help provide a clue. Clues toward an early bull …

Nov 10, 2015 · Troy Ott, professor of reproductive physiology in the College of Agricultural Sciences, is developing a blood test that dairy farmers and livestock veterinarians can use to …

Apr 9, 2018 · Common causes of losses include calving difficulty (dystocia), nutritional deficiencies and infectious diseases. Dystocia can occur if calves are too big or are not …

Several common problems affect cows from late preg-nancy through calving. Many problems that occur during calving have a rapid onset and require a rapid response. The good news is that if …

A deficiency in these essential elements can disrupt the hormonal signals responsible for estrus and ovulation, leading to irregular or failed reproductive cycles. To address nutritional …

Herd problems are usually associated with substantial losses and may be due to infectious bovine rhinotracheitis, bovine viral diarrhea, brucellosis, leptospirosis (various serotypes), …

Stillbirth in calves is defined as the death of a foetus before or during calving at full term. Stillbirth in calves, like calving difficulty, is a much larger problem in first-lactation calving than in later …

Aug 24, 2015 · In the August issue of Progressive Cattlemen, I shared with you the first five of my top 10 beef cow-calf management myths. Below are the second five – plus a few bonus myths. …