Lecture 1 Flashcards
How long is the estrous cycle in the sheep?
14-19 days
How long is the period of standing heat in the sheep?
15-45 hours
When does the LH surge occur in the sheep?
9 hours post beginning of estrus
When does ovulation in the sheep occur?
Near the end of estrus
In the sheep, you have maternal recognition by day what?
12
What is the maternal recognition factor in the sheep?
Interferon-T
When does the embryo attach to the uterus in the sheep?
Day 18
What is the length of the estrous cycle in the goat?
20-21 days
When does ovulation occur in the goat?
12-36 hours post standing heat
Natural service is common practice in ___ and ___ production systems.
Meat and fiber
Which insemination technique allows for the best pregnancy rates?
Laparoscopic insemination
With vaginal AI, where is the semen deposited?
Cranial vagina
What is the buck/ram effect?
If you expose a female to a make, the pheromones are enough to induce cyclicity in the breeding female.
When does the goat hit puberty?
6-8 months of age
You should begin breeding in goats when they reach ___-___% of the adult body weight.
60-70%
