Tag Archives: Reproduction

Epigenetic Programming of Heifer Puberty Through Perinatal Nutrition

Nationally and internationally, research on the developmental origins of health and disease (DOHaD) has taken the old saying “you are what you eat” to levels of importance that even its originator, nutritionist Victor Lindlahr, never imagined. The DOHaD hypothesis, set forth originally by epidemiologist David Barker, was the first to suggest a link between prenatal nutrition and late-onset coronary heart disease in humans. We now know that a variety of developmental and health-related outcomes can result from changes in the character of the maternal and postnatal environment, including… Read More →

Pregnancy testing is valuable tool

Writer: Dr. Joe Paschal, 361-265-9203, j-paschal@tamu.edu According to the National Animal Health Monitoring Survey conducted by the USDA a few years ago, only about 1/6 of U.S. beef cattle producers regularly pregnancy test their cows after breeding season ends. That is lower than the percentage reported by ranchers in south Texas in a survey we conducted several years ago. More U.S. producers conduct a breeding soundness examination on their bulls than pregnancy test their cows, but not by much. I still prefer to palpate my cows for pregnancy…. Read More →