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141 Agriculture North
Oklahoma State University
Stillwater, OK 74078

Phone: (405) 744-4065
FAX: (405) 744-5738



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Cow-Calf Corner: Repeatability of Calving Difficulties 2/6/16
Glenn Selk has advice on calving a hind-first calf.
Cow-Calf Corner: High Protein for Young Heifers 2/13/16
Does wheat pasture impact reproduction capabilities in young replacement heifers? Glenn Selk explains what research shows, in Cow-Calf Corner.
Cow-Calf Corner: High Protein for Young Heifers 2/20/16
Does changing a heifer’s location impact its breeding cycle? Glenn Selk explains, in Cow-Calf Corner.
Cow-Calf Corner: Enough Bull? 2/27/16
Glenn Selk looks at how many bulls are enough for a herd, in Cow-Calf Corner.
Cow-Calf Corner: Multiple Births 3/12/16
In Cow-Calf Corner, Glenn Selk shares the frequency of multiple births in beef cattle.
Cow-Calf Corner Record Keeping for Twin Calves 3/26/16
Glenn Selk looks at why record keeping is important when twins are born.
Cow-Calf Corner: Weaning Fall Vorn Calves 4/2/16
Glenn Selk tells us what research says about weaning fall-born calves
Cow-Calf Corner: Udder Soundness 4/9/16
Glenn Selk has advice on udder soundness for beef producers that are selecting heifers to retain.
Cow-Calf Corner: Correct Place to Vaccinate Cattle 4/16/16
Glenn Selk has advice on vaccinating cattle in the correct place.
Cow-Calf Corner: Body Temperature and AI 4/23/16
Glenn Selk covers research relating to bovine body temperature and successful artificial insemination.
Cow-Calf Corner: Creep Feeders 4/30/16
Glenn Selk covers the benefits of creep-feeding calves.
Cow-Calf Corner: Creep Feeders 5/7/16
Glenn Selk says it is important to learn from previous calving seasons when planning for the spring calving season.
Cow-Calf Corner 5/14/16
Glenn Selk explores the correlation between body condition scores and rebreeding of heifers.
Cow-Calf Corner 5/21/16
Glenn Selk explains how weight can impact the percentage of cycling heifers.
Cow-Calf Corner 5/28/16
Glenn Selk has advice on preventing hay fires after putting up wet hay in, Cow-Calf Corner.
Cow-Calf Corner 6/4/16
Glenn Selk explains why toe conditions can be detrimental to cattle.
Cow-Calf Corner 6/11/16
Glenn Selk looks at the importance of pregnancy checks for replacement heifers after spring calving season.
Cow-Calf Corner 6/18/16
Glenn Selk shares benefits of the Oklahoma Gold and Super Gold supplementation programs for growing cattle on summer forage.
Cow-Calf Corner 6/25/16
Glenn Selk shares the need to follow Beef Quality Assurance guidelines when vaccinating cattle.
Cow-Calf Corner 7/2/16
Glenn Selk covers mineral needs, including record keeping, mineral calculations and a reminder about implementation of the new FDA Veterinary Feed Directive.
Cow-Calf Corner 7/9/16
Glenn Selk shares research concerning calf birthweight and birth season.
Cow-Calf Corner 7/16/16
Glenn Selk cautions use of harvested summer annual forage and looks at the importance of having it tested.
Cow-Calf Corner 7/23/16
Glenn Selk defines Positive Associative Affect and how to use it to benefit the herd.
Cow-Calf Corner 7/30/16
Glenn Selk explains why when harvesting nitrate-prone crops, it’s not time of day that matters, rather it’s soil nutrition that impacts forage quality.
Cow-Calf Corner 8/6/16
Glenn Selk explains how nutrients consumed by mother cows can impact calf development.
Cow-Calf Corner 8/13/16
Glenn Selk explains how stockpiling bermudagrass can reduce winter feed costs.
Cow-Calf Corner 8/20/16
Glenn Selk tells us to plan ahead for early fall-born calves.
Cow-Calf Corner: Newborn Breathing 2/14/15
Glenn Selk explains how to help a newborn calf breathe properly.
Cow-Calf Corner: Delivery Times 1/10/15
Glenn Selk tells us how calf delivery lengths vary between first-calf heifers and mature cows.
Cow-Calf Corner: Post-Calving Fertility 1/17/15
Glenn Selk explains how the length of labor and delivery may impact post-calving pregnancy success.

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