Futures Exchange Operator Adds to Bans on Zilmax
Wall Street Journal
Chicago Mercantile Exchange, the world’s biggest futures-exchange operator, said it would stop accepting cattle fed with Zilmax for delivery against contracts traded on its exchanges, the latest move to halt use of the controversial growth additive made by Merck & Co.
Costs and Benefits Associated with Preconditioning Calves
Jeri Donnell, Clement Ward, Steve Swigert
Oklahoma State University
Preconditioning is the process of preparing calves to enter the stocker phase of the beef industry or to be directly placed in the feedlot. This process typically includes ranch management activities such as weaning, supplemental nutrition, dehorning, castration, and implementation of an animal health program including both deworming and vaccinations.
Producers Invited to 2013 ISU Beef Nutrition Research Showcase
Joe Sellers, Stephanie Hansen, Dan Loy, Sherry Hoyer
Building on the popularity of the first Beef Nutrition Research Showcase in 2011, Iowa State University’s Iowa Beef Center and beef nutrition faculty and staff are planning the next event to be held Thursday, Oct. 3. Planners hope that having the showcase the same day as a home night Iowa State football game will enable more people to attend.
Calving First Calf Heifers
Rick Funston, MSU Extension Beef Specialist, Fort Keogh Range & Livestock Research Station
What is the optimum pre-partum weight and condition score for first calf heifers? Many calving problems can be eliminated if heifers are of adequate size. Their weight at first calving should be approximately 85 to 90 percent of their expected mature weight.
Producers move toward fall calving
High Plains Journal
Cow-calf raisers in southwest Missouri are gradually moving toward a higher percentage of cows calving in late August to November according to Eldon Cole, a livestock specialist with University of Missouri Extension.
Why Cattle Farmers Fall Calve
In the coming weeks some beef cattle farmers will begin their fall calving season. Running from September to November, fall calving has been practiced for many years, although in smaller numbers than those farmers who have their herds setup for spring calving.
Beta-agonists, Zilmax and Optaflexx, and Cattle: How Targeted Use Results in Leaner Beef
Myth: Beta-agonists cause cattle to grow unnaturally large and are bad for my health.
The Facts: Zilmax and Optaflexx, which are beta-agonists, are animal feed ingredients that help cattle make the most of the food they eat resulting in more lean muscle instead of fat. They have been proven safe for cattle and humans.