Summer Annual Forage Grasses for Extra Pasture
Which summer annual forage grass should you plant for summer pasture? This can be confusing because there are five different types of summer annual forage grasses: sudangrass, sorghum sudan hybrids,...
View ArticleSigns of Impending Calving in Cows or Heifers
As the calving season approaches, cows will show typical signs that will indicate parturition is imminent. Changes that are gradually seen are udder development, or making bag, and the relaxation...
View ArticleReproductive Tract Injuries That Can Occur in Bulls
In order to be a successful breeder, a bull must produce adequate amounts of fertile semen and must be able to deliver that semen to the reproductive tracts of cows. There are a number of injuries a...
View ArticleControlling the Breeding and Calving Season
The first step in reproductive management is controlling the breeding and calving seasons. Whichever calving season (winter, spring, or fall) is chosen, the following reasons illustrate why a...
View ArticleMilk EPD and Calf Performance in Beef Cattle
In a long-term study, Oklahoma State Univ. researchers bred crossbred cows to Angus or Hereford bulls that were either very high or very low for milk expected progeny differences (EPDs). The...
View ArticleManaging Newly Purchased Yearling Bulls
Twig Marston Extension Beef Specialist Department of Animal Sciences and Industry Kansas State University, Manhattan Introduction Yearling bulls represent a large commitment to beef operations....
View ArticleNitrate Poisoning
Nitrate poisoning is a topic that comes up often during a drought. Many crops, particularly small grains such as oats, barley, and wheat, as well as corn and a number of weeds are known nitrate...
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The Estrous Cycle
This module takes a closer look at the endocrinology and the physiology of the estrous cycle in beef cattle. It also has illustrations that help aid in the comprehension of the estrous cycle....
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Mono-Slope Beef Barn Air Quality Research Project
Researchers and university specialists from USDA’s Meat Animal Research Center (USMARC), South Dakota State University, and Iowa State University recently finished a four-year study looking at...
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Value of Collecting Phenotypes
Value of Collecting Phenotypes Matthew Spangler University of Nebraska, Lincoln mspangler2@unl.edu *Click here for printable pdf version. Summary: Even when using genomic...
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How DNA Testing Will Affect the Accuracy of EPD Information
How DNA Testing Will Affect the Accuracy of EPD Information Bob Weaber, Kansas State University bweaber@k-state.edu Matthew Spangler, University of Nebraska...
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Mating Systems in Commercial Beef Cattle Operations
Mating Systems in Commercial Beef Cattle Operations Darrh Bullock University of Kentucky dbullock@uky.edu *Click here for pdf version. Summary: Several factors to be considered...
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The Random Shuffle of Genes: Putting the E in EPD
The Random Shuffle of Genes: Putting the E in EPD Jared Decker University of Missouri Extension DeckerJE@missouri.edu *Click here for printable pdf version. Summary: Why are...
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Livestock First Aid and Safety
Injured animals and animals under stress react differently than they do in normal circumstances. If you don't work with livestock often, you may not completely understand how to keep yourself and...
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Drought Strategies Concerning Livestock
Strategies to deal with drought are hardly ever palatable or easy to implement. With much of the country experiencing below normal precipitation and hot temperatures, many people are either...
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Jack Whittier
Dr. Jack C. Whittier is an Extension Beef Specialist and Associate Professor at Colorado State University. He received a Bachelor’s Degree in 1979 and a Master’s Degree in 1981 from Utah State...
View ArticleManage Drought Affected Corn Prior to Earset
The first issue for most corn producers may be protecting farm program and crop insurance benefits. It is our understanding that regular farm program payments will be received regardless of how the...
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DNA Sample Collection
DNA Sample Collection Megan Rolf Oklahoma State University mrolf@okstate.edu *Click here for printable pdf version. Summary: Producers may wish to collect DNA samples on animals for a...
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Color Patterns in Crossbred Beef Cattle
Color Patterns in Crossbred Beef Cattle Megan Rolf Oklahoma State University mrolf@okstate.edu *Click here for printable pdf version. Summary: Understanding the genetic basis of...
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Managing Genetic Defects
Managing Genetic Defects Alison Van Eenennaam University of California, Davis alvaneenenaam@ucdavis.edu *Click here for printable pdf version. *The eBEEF fact sheet "Genetic...
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