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Title:

Reproductive Problems

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Reproductive Problems 4-H Veterinary Science Extension Veterinary Medicine Texas AgriLife Extension Service College of Veterinary Medicine and Biomedical Sciences – PowerPoint PPT presentation

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Slides: 16
Provided by: CollegeofV180
Learn more at: http://aevm.tamu.edu
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Title: Reproductive Problems


1
Reproductive Problems
  • 4-H Veterinary Science
  • Extension Veterinary Medicine
  • Texas AgriLife Extension Service
  • College of Veterinary Medicine and Biomedical
    Sciences
  • Texas AM System
  • http//aevm.tamu.edu

2
Objectives
  • Recognize the economic importance of reproductive
    problems
  • Describe infertility problems that affect the cow
  • Describe infertility problems that affect the
    mare
  • Describe infertility problems that affect the
    stallion
  • Discuss the factors that cause dystocia
  • Discuss the management of reproductive problems

3
  • Reproductive problems are common
  • Recognize them
  • Prevent
  • Cull
  • Problems include
  • Ability to breed
  • Ability to conceive
  • Ability to maintain pregnancy

4
  • Male problems
  • Decreased libido
  • Abnormal sperm production
  • Female problems
  • Estrous cycle

5
  • Refresher
  • Estrous entire cycle
  • Estrus when in heat
  • Anestrus not in heat

Species Length of Estrous Duration of Estrus
Cattle 21d 15 h
Pig 21 d 50 h
Sheep 17 d 30 h
Horse 21 d 7 d
6
Infertility problems
  • Infertility
  • Definition
  • A reduced ability or inability to produce
    offspring
  • Male or female

7
  • Cow
  • Cystic ovaries
  • Reproductive tract adhesions
  • Anestrus
  • Hereditary reproductive defects
  • Freemartin
  • Improper nutrition
  • Reproductive tract infections
  • Metritis

8
  • Mare
  • Seasonal breeders
  • Improper nutrition
  • Reproductive tract infections
  • (Metritis)

9
  • Bulls
  • Cause
  • Poor semen quality
  • Reason
  • Poor nutrition
  • Testicular diseases
  • Injury or infection of penis
  • Lameness

10
  • Stallions
  • Cause
  • Poor semen quality
  • Reason
  • Poor nutrition
  • Testicular diseases

11
Problems During Pregnancy
  • Abortion
  • Premature termination of pregnancy
  • Result from
  • Infections
  • Nutritional deficiencies
  • Plants
  • Chemicals
  • Drugs

12
  • Early pregnancy loss
  • No sign
  • Body reabsorbs
  • Late pregnancy loss
  • Expelled/dead fetus
  • Do diagnostic

13
Problems at Birth
  • Dystocia
  • Condition or difficult or impossible birth
  • Caused by abnormal circumstance
  • Size of birth canal
  • Size of fetus
  • Improper position of fetus

14
  • Can correct problems
  • Call veterinarian to assist
  • Reposition fetus
  • Cesarean section

15
Management of Reproductive Problems
  • Key
  • Careful observation
  • Includes
  • Awareness of repeat breeders
  • Animals that dont breed
  • Dystocia problems
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