Sheep Flashcards

1
Q

Which state has the highest sheep and lamb production?

A

Texas

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2
Q

How is Iowa ranked in sheep production?

A

10th

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3
Q

What percentage of US livestock receipts does the sheep industry account for?

A

less than 1%

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4
Q

Which country leads in sheep production?

A

China

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5
Q

What is the gestation length in sheep?

A

147 days

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6
Q

What kind of breeders are sheep considered?

A

Seasonal, bred in the fall and lamb in the spring

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7
Q

What is the weaning age of sheep?

A

60 days

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8
Q

How is age determined in a sheep carcass?

A

the presence or absence of a spool or break joint

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9
Q

What is a spool joint?

A

a joint that ossifies with age

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10
Q

What is a break joint?

A

a joint that does not ossify with age

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11
Q

What type of joints does lamb have?

A

2 break joints, the carcass has 1 break joint and 1 spool joint

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12
Q

What type of joints does mutton have?

A

2 spool joints, the carcass has 1 break joint and 1 spool joint

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13
Q

What is mutton?

A

older sheep meat, it will have much more fat than lamb and have a stronger flavor

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14
Q

What is lamb?

A

Sheep meat within its first year

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15
Q

What happened to lamb production in ww2?

A

it increased, Australia made more wool for the US

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16
Q

Why has wool production dropped?

A

synthetic materials increased in clothing, making the need of wool less

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17
Q

Why are sheep useful in the west?

A

There are increased chances of wildfire in the west US, sheep will graze on undergrowth which adds nutrients back into the soil and lessens the impact of natural disasters.

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18
Q

Where do range flocks normally lamb?

A

on open range

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19
Q

What percentage of range flock is lamb crop?

A

90-140%

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20
Q

What is the main concern for range flocks?

A

predators

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21
Q

What breeds are associated with range flocks?

A

Rambouillet

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22
Q

Where do range flocks normally occur?

A

western states

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23
Q

What sheep breed leads in wool?

A

Merino

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24
Q

Which sheep is derived from the Merino?

A

Rambouillet

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25
What is the herd number of farm flocks?
25-100 hd
26
Is farm flock more or less intensively managed than range?
More
27
What is the percentage of lamb crops made from farm flocks?
180-200%
28
What are farm flocks orientated toward?
lamb production
29
What are jugs?
small maternity pens that transports
30
What are the concerns for farm flocks?
dogs and coyotes
31
What does alfalfa provide for sheep?
protein and energy
32
What is docking?
removing most of the lamb's tail
33
What is the process of docking?
use castrator to place rubber band between vertebrate, tail will fall off within a week
34
Why is docking done?
Defecation and urination happen under tail, will stick and causes flies and maggots
35
When is docking done?
within a week of birth
36
What is crutching?
shearing around udder and vulva before farrowing
37
Why is crutching done?
To avoid oil in vulva clumping the fleece
38
What are farm flock fed?
supplement (grain) and minerals
39
What do worms do in sheep?
attach to intestinal tract and produce more eggs, becoming more resistant
40
How can you prevent worms in sheep?
rotating dewormers
41
How can you tell if sheep have worms?
3rd eyelid is white instead of pink
42
What kind of guard animals are used in farm flocks?
dogs, llamas, jenny
43
What are you hoping for when a sheep farrows?
twins
44
What age are yews bred?
6-8 months
45
What kind of dog breeds are popular with herding sheep?
Anatolian, Great Pyrenees, Hushbach, but they must be raised with whatever they are protecting
46
How has the predation of sheep changed over time?
the total number killed is down but cost to industry increased
47
How can you tell if a coyote has attacked?
Jugular kill of sheep
48
How can you tell if a dog has attacked?
Multiple injuries, herd clustered, and/or sheep have ran into fence
49
What are sheep fed in a feedlot?
High concentrated diet, 90% whole corn
50
What state is leading in lamb feeding?
California
51
At what weight do sheep enter? Exit?
Enter at 70-90 lbs and exit at 120-150 lbs
52
How long are sheep fed in feedlots?
4-10 months, based on market and supply
53
What is "overeating"
clostridium perfringens C and D, metabolic intestinal disease, can be prevented by vaccinations
54
What is urinary calculi?
Ca:P in feed, stop peeing, like kidney stones, manage with feed, intestinal parasites, hoove root, only in castrated males
55
What are the 2 qualities in wool that are important?
crimp and diameter
56
What is lanolin, and why is it important?
it is oil in sheep, it can be used in products
57
What is important when it comes to the diameter of wool?
The smaller, the better, fleece bigger diameter are considered meet breeds
58
What are goats used for?
meat, milk, mohair
59
What is goat meat called?
borego
60
What goat breed is considered for meat?
Boer, Spanish goat
61
What goat breed is used for milk?
Saanen, all white, biggest producer of milk
62
What goat breed is used for mohair?
Angoris for its natural fiber, Casameir is from goats
63
What is the gestation length for goats?
147 days
64
What is giving birth called in goats?
kidding
65
What is giving birth called in sheep?
farrowing