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It you are looking for information pertaining to animal reproduction, artificial insemination, in vitro fertilization, culling for fertility, or maintaining your herd bulls, this section has what you are looking for.

Trouble shooting poor pregnancy rates

published: November 27th 2018 by: Sandy Johnson source: Kansas Beef Extension

From time to time, you hear through the grapevine that someone’s herd had an unusually high number of open cows at fall preg check time.  That is when you wipe your brow and say “glad that didn’t happen to my herd”!   In some cases, the poor reproductive response is isolated to a particular pasture, bull or age/management group and the origin of the problem may be easier to find....

Bull buying guide

published: October 22nd 2018 source: University of Georgia

Fall sale season is now in full swing, and Georgia cattlemen have numerous options to choose from in the current bull market.  So, it seems logical to devote this article to a review of some of the basic principles of bull shopping....

Cows heat stressed after breeding may have unseen pregnancy losses

published: September 11th 2018 by: Duane Dailey source: University of Missouri Extension

COLUMBIA, Mo. – Prolonged heat stress this year may bring a smaller calf crop next year. Herd owners are seeing cows known to be pregnant coming back into heat to be rebred. Pregnancy losses are due to several reasons, says Scott Poock, University of Missouri Extension veterinarian....

Analyzying pregnancy diagnosis

published: September 6th 2018 by: Ky Pohler source: Texas A&M University

Pregnancy diagnosis. Producers need to find a method that works for them. When do cows experience pregnancy loss? 95% of time fertilization occurs. By day 28, pregnancy has dropped to 70%, a 25% loss of pregnancies....

Managing early pregnancies in heifer calves

published: August 24th 2018 by: Dr. Justin Rhinehart source: University of Tennessee Extension

The main objective in developing replacement heifers is to have them reach puberty well before the first breeding season. Having gone through several estrous cycles improves their chances of becoming pregnant in the first 20 days of that breeding season – on the first day if estrus synchronization and timed artificial insemination are used – and delivering a live calf in the first 30 days of their first calving season....

The value of pregnancy testing

published: August 10th 2018 by: Joe C. Paschal source: ICA of Texas

The last National Ani-mal Health Monitoring Survey conducted by USDA reported that only about 15% of U.S. beef cattle producers regularly pregnancy test their cows after the breeding season ends. Pregnancy testing is relatively inexpensive, identifies open or unbred cows, can increase the percent of weaned calves and increases profitability by removing unproductive cows....

Calving Book technology

published: July 14th 2018 by: Taylor Grussing source: Igrow

  In today’s day and age, we rarely go anywhere without some kind of technology in our pocket or vehicle. Even in the livestock industry, there is an app for many of the tasks we conduct each day that can make our lives easier if we take the time to learn how to use them....

Texas Trichomoniasis Program testing protocols updated

published: July 13th 2018 by: Terry Hensely, MS DVM source: Texas A&M Veterinary Medical Diagnostic Laboratory

The Texas Trichomoniasis Program has entered its 10th year and considerable progress has been made in its initial years, but much is left to accomplish. The program is administered by the Texas Animal Health Commission (TAHC) with testing conducted by the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL)....

Both data, visual aspects of cattle count when making purchases

published: April 26th 2018 by: Blair Fannin source: Texas AgriLife Today

FORT WORTH  – When buying female replacement cattle or breeding bulls, it’s important to use data and visual observations to make the best selections, according to a Texas A&M AgriLife Extension Service expert....

Tips to get your cows bred

published: March 21st 2018 source: Biozyme

(SAINT JOSEPH, Mo.) Today’s cow-calf producers place extremely high production demands on their cows for them to remain in the herd. Producers expect their cows to calve without difficulty, provide enough colostrum and milk for a rapidly growing calf, come in heat quickly after calving and conceive early in the breeding season....

Estrus Synchronization Protocols

published: March 20th 2018 by: Alicia C. Lansford source: Nebraska Extension

Estrus synchronization optimizes labor and time, and improves the ease of using artificial insemination (AI) (Lamb et al., 2009). Use of AI allows access to superior genetics, accelerates genetic change within a herd, and is frequently less expensive than natural service (Johnson and Jones, 2004)....

Calving and Handling Calving Difficulties – A Review

published: February 15th 2018 by: Aaron Berger source: University of Nebraska Extension

  This article is a brief summary of a paper titled “Calving and Handling Calving Difficulties” ( by Robert Mortimer DVM, who is Emeritus Faculty at the Colorado State University College of Veterinary Medicine Biomedical Sciences....

Calving book technology: There’s an app for that

published: February 7th 2018 by: Taylor Grussing source: IGrow

In today’s day and age, we rarely go anywhere without some kind of technology in our pocket or vehicle. Even in the livestock industry, there is an app for many of the tasks we conduct each day that can make our lives easier if we take the time to learn how to use them....

Time to double check your heifer development program

published: January 25th 2018 by: –Dr. Les Anderson, Beef Extension Spec source: Ohio Beef Leader

The first of January is an important “check-point” in spring heifer development programs. The key to proper heifer development lies in understanding the factors that influence conception in yearling heifers....

Cow Mineral Nutrition During Late Gestation

published: January 16th 2018 by: Adele Harty source: IGrow

  The Range Beef Cow Symposium was held in Cheyenne, Wyoming, November 28–30, 2017. This event is held every two years and rotates between Wyoming, Nebraska, South Dakota, and Colorado to provide applied, educational information to producers and educators....

Prepare for a successful breeding season

published: January 2nd 2018 by: –Dr. Les Anderson, Beef Extension Spec source: The Ohio State Extension

A successful breeding season actually begins with management decisions made prior to calving. As we move into the winter feeding period, cattlemen need to review their management plan to ensure optimal rebreeding and success....

Don’t Forget to Preg Check Your Cows

published: December 1st 2017 by: –Dr. Les Anderson, Beef Extension Spec

I hope most of you are planning your herd “preg check.” If you have not incorporated this management practice in the past, please do so this year so that you won’t be feed non-productive females this fall and winter....

Not Too Early to Prepare for 2018 Calving Season

published: November 21st 2017 by: John F. Grimes source: The Ohio State Extension

You might find the timing of the title of this article a bit unusual. After all, many producers are currently marketing the 2017 calf crop, grain harvest isn’t finished, and winter is nearly two months away....

Opportunities for open cows

published: October 6th 2017 by: Taylor Grussing

  It’s that time of year when driving along the countryside or sitting in the sale barn cows start to show up with an “O” drawn on her side as the veterinarian called her open on pregnancy check day....

Impact of early weaning on replacement heifers

published: September 27th 2017 by: Robin Salverson source: IGrow

Early weaning calves has been a common practice this year to manage through the drought. However, how does early weaning affect the heifers meant for replacements? Several research projects indicate that early weaning does not impact a heifer’s opportunity to be retained as a replacement in the herd....

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