Dairy Cattle Management Flashcards
What is colostrum?
Provides high nutrient content and antibiotics for immune defense.
What age is ideal for heifers to breed?
13-15 months of age and give birth around 22-24m
What does firsr service mean?
The first time you attempt to breed the cow back
How long is the reproductive cycle of cows?
21 days
What factors dan delay 1st service if cow?
Disease, sub optimal nutrition, and harsh envrinomental conditions.
What is the mammary gland influenced by?
Prolactin, ACTH, somatotropin, TSH, FSH, and LH
What are two venereal diseases?
Trich and Vibrio
What are clostridial diseases?
Blackleg and redwater
What are the advantages and disadvantages of feeding “outside”
Advantages: Reduces the large changes in rumen PH
Disadvantages: labor intensive and requires equipment
What are rhe signs of estrus in cattle?
Standing to be mounted by bull Swelling or inflammation Frequent urination Mucoid discharge Mounting
What is the artificial insemination technique?
Tech palpates cow rectally while passing gun through vaginal vault theough cervix and into the uterus.
What is the gestation period for cattle?
283 days approx 9 months can range from 278-289
What is the average length of parturition?
30 min-2 hr
How long should a cow be left before intervention?
1 hour
What kind of problems need early intervention in parturiton?
Nose and 1 foot out
Only tail pertruding
Only feet pertruding
