ANSC 4406 Sheep and Goat Production Exam 3

TTU ANSC 4406 Sheep and Goat Production Exam 3

clothing, staple length, french combing

What are the three length categories of wool?

weight, yield, staple length, average fiber diameter

List the four most important traits that affect the value of wool

color, crimp and condition

What three characteristics determine the character of wool?

-water

-energy (carbs and fats)

-protein

-minerals

-vitamins

What are the 5 nutrient requirements in basic livestock nutrition and feeding?

Energy (fats and CHO)

What is the most limiting nutrient?

green feedstuffs, converts carotene to vitamin A

What is vitamin A?

get from sunshine

What is vitamin D?

from forage

What is vitamin K?

works with selenium to prevent white muscle disease

what is vitamin E?

1. breeding

2. gestation

3. lactation

4. lambing

5. dry period

What are the five yearly nutritional requirements?

2-3 weeks

How many weeks before breeding should you flush ewes?

a 4 month period after lactation and lambing

What is the dry period stage?

starvation

What is the leading cause of death for lambs?

2-3 hrs after birth (30 mins after birth blood sugar level declines to half)

After birth, when should lambs nurse?

low blood sugar

What is hypoglycemia?

provides antibodies to help shape immune system (lambs needs to consume within 12 hrs of birth)

What does colostrum do?

1. 1 week before weaning remove all grain and feed roughage only

2. 1 day before weaning remove all feed and water

3. On weaning day- no feed and water

4. 2-5 days- no feed, only water

5. After day 5-slowly increase hay intake

What are the proper steps for early weaning?

Early weaned lambs

Fall and winter born lambs

Twin lambs

Late season

Drought

When to creep feed?

18%

What is the protein content of an early creep diet?

16%

What is the protein content of a 60-90 day post weaning diet?

12%-14%

What is the protein content of an older post weaning diet?

A) Toggenburg

B) Nubian

C) Alpine

D) Saanen

Which is the most productive dairy goat breed?

meat

What category of goat breed is the fastest growing?

Boer

valuable commercially when crossbred, heavy and big boned, feed efficient but require higher level of nutrition

produces more fiber, produces both mohair and cashmere

How is a fiber goat more elite than a fine wool sheep?

Cashmere goat

Which type of goat has secondary hair gown during the winter and shed during the spring?

a luxury fiber, soft, fine, white, but is more labor intensive

Why is cashmere more valuable?