Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Video

Updated: Aug 15, 2025

Cryopreservation of Preimplantation Embryos of Cattle, Sheep, and Goats
11:10

Cryopreservation of Preimplantation Embryos of Cattle, Sheep, and Goats

Published on: August 5, 2011

30.8K

Decisive points for pregnancy losses in beef cattle.

B D Smith1, B Poliakiwski1, O Polanco1

  • 1Department of Animal Science, Pregnancy and Developmental Programming Area of Excellence, Texas A & M University, College Station, TX 77843, USA.

Reproduction, Fertility, and Development
|January 2, 2023
PubMed
Summary

Beef cattle pregnancy failure is a major issue, with up to 50% of pregnancies lost early. Understanding factors from oocyte competence to uterine receptivity is crucial for improving beef cow fertility and sustainability.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Characterizing pregnancy losses in lactating Holstein cows receiving a fixed-timed artificial insemination protocol.

Animal reproduction science·2024
Same author

North American perspectives for cattle production and reproduction for the next 20 years.

Theriogenology·2024
Same author

Uterine disease in dairy cows is associated with contemporaneous perturbations to ovarian function.

Theriogenology·2024
Same author

Is prolonged luteal phase a problem in lactating Holstein cows?

Journal of dairy science·2024
Same author

Characterization of placentome vascular perfusion in relation to pregnancy associated glycoproteins throughout gestation in pregnant beef heifers.

Theriogenology·2024
Same author

<i>Corrigendum to</i>: 65 Functional ablation of pregnancy-associated glycoprotein 7 affects attachment and growth of trophectoderm cell lines.

Reproduction, fertility, and development·2024

Area of Science:

  • Reproductive biology
  • Animal science
  • Veterinary medicine

Background:

  • Beef cattle sustainability relies on annual calf production.
  • High rates of early pregnancy failure (40-50%) impact herd productivity.
  • Numerous factors contribute to pregnancy loss from fertilization to birth.

Purpose of the Study:

  • To review and highlight key factors influencing pregnancy failure in beef cattle.
  • To emphasize the need for further research into bovine infertility.

Main Methods:

  • Literature review of factors affecting bovine pregnancy.
  • Analysis of critical stages: oocyte competence, early embryonic development, uterine receptivity, placentation, and fetal phase.
  • Identification of contributing elements such as hormonal concentration, heat stress, disease, and toxins.

More Related Videos

Author Spotlight: Surgical Methods and Outcomes in Oviductal Cloned Pig Embryo Transfers
05:41

Author Spotlight: Surgical Methods and Outcomes in Oviductal Cloned Pig Embryo Transfers

Published on: October 18, 2024

945
Transabdominal Ultrasound for Pregnancy Diagnosis in Reeves' Muntjac Deer
09:26

Transabdominal Ultrasound for Pregnancy Diagnosis in Reeves' Muntjac Deer

Published on: January 7, 2014

10.4K

Related Experiment Videos

Last Updated: Aug 15, 2025

Cryopreservation of Preimplantation Embryos of Cattle, Sheep, and Goats
11:10

Cryopreservation of Preimplantation Embryos of Cattle, Sheep, and Goats

Published on: August 5, 2011

30.8K
Author Spotlight: Surgical Methods and Outcomes in Oviductal Cloned Pig Embryo Transfers
05:41

Author Spotlight: Surgical Methods and Outcomes in Oviductal Cloned Pig Embryo Transfers

Published on: October 18, 2024

945
Transabdominal Ultrasound for Pregnancy Diagnosis in Reeves' Muntjac Deer
09:26

Transabdominal Ultrasound for Pregnancy Diagnosis in Reeves' Muntjac Deer

Published on: January 7, 2014

10.4K

Main Results:

  • Early embryonic mortality is high, influenced by oocyte competence, hormonal balance, and heat stress.
  • Successful establishment of pregnancy requires uterine receptivity and interferon-tau secretion for maternal recognition.
  • Later pregnancy loss is less common (<10%) and often linked to disease or toxins during the fetal phase.

Conclusions:

  • Multiple factors, including oocyte quality, uterine environment, and external stressors, contribute to significant pregnancy failures in beef cows.
  • Further investigation into these diverse factors is essential to enhance reproductive efficiency and sustainability in beef production.
  • Improving understanding of bovine infertility can lead to strategies for increased pregnancy success rates.