Sheep Industry Flashcards

(51 cards)

1
Q

Where did sheep originate?

A

Europe and the cooler regions on Asia

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2
Q

Sheep are important ruminants in

A

temperate agriculture

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3
Q

New Zealand, Australia, and Saudi Arabia have the higher per capita consumption of

A

mutton, lamb, and goat meat

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4
Q

What are the 5 leading sheep countries?

A

China, Australia, India, Iran, Sudan

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5
Q

What 4 commodities do sheep provide?

A

fiber, milk, meat, and hides

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6
Q

What percentage of sheep are raised in the temperate zones?

A

60%

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7
Q

Fewer than what percentage of sheep are in the tropics?

A

40%

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8
Q

Where did sheep originate?

A

In dry climate in Southwest Asia

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9
Q

Best environment for sheep?

A

temperate climates

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10
Q

In temperate climates, what traits do sheep have that are an advantage?

A

large, compact bodies, heavy fleece covering, and storage of subcutaneous fat

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11
Q

Selection emphasis on

A

growth rate, milk production, lambing percentage, and fleece weight

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12
Q

How many sheep were in the US in 1942? 2002?

A

56 million; 6.5 million

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13
Q

What does the US rely on to supply limited demand for lamb?

A

Imports

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14
Q

What size flocks do US sheep growers have in the US?

A

Small (50 or fewer) and raise sheep as a secondary enterprise

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15
Q

What percentage of sheep born in western US lost before they are marketed? And why?

A

23%; predators and weather

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16
Q

Purebred sheep industry

A

Sell rams and ewes for breeding

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17
Q

What makes the purebred sheep industry important?

A

They determine the genetic productivity of commercial sheep

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18
Q

What are the percentages for the total income of lamb? Wool?

A

85-90%; 10-15%

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19
Q

Wool breeds have what percentage of income from the sale of wool?

A

30-35%

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20
Q

Two forms of purebred sheep industry

A

Farm Flocks (50 head or less) and youth projects (4H & FFA)

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21
Q

Rambouillet

A

Most popular wool bred in the US

22
Q

When is the important measure of sheep?

A

90 day weight

23
Q

US Breeds in decreasing order:

A

Suffolk
Dorset
Hampshire
Southdown
Rambouillet

24
Q

What 3 species are often grazed together and why?

A

Cattle, sheep, and goats because they utilize different plants

25
What do goats graze?
Browse (shrubs) and some forbs (broad-leafed plants)
26
What do sheep graze?
Short grasses and some forbs
27
What do cattle graze?
Tall grasses and some forbs
28
Where do sheep derive most of their nutrition from?
Pasture
29
Where are feeder lambs finished?
In feedlots
30
Why are sheep sent to feedlots?
Only if they need additional weight prior to slaughter
31
How much should lambs on feed gain per day
0.5 to 0.8 lb
32
What is the feeding period to finish lambs?
40 to 60 days
33
7 Diseases Commonly seen in sheep
- Bluetongue - Chlamydial Abortion (EAE) - Enterotoxemia (Overeating C&D) - Pregnant Ewe Disease - Pneumonia - Sore Mouth - Scrapie (TSE)
34
When is sheep breeding season?
In the fall
35
What is a sheeps gestation length
147 days
36
Important economic traits of sheep
Growth rate Wool production Carcass merit
37
What is carcass merit?
quality grade and yield grade
38
When it comes to sheep fencing, what is more and less important?
More important to keep predators out then to keep sheep in
39
What type of fencing is preferred?
Hi-Tensile or a combination of woven, barded, and hi-tensile
40
Jugs
lambing pens usually 4X4 to 6X6 that the lamb ewes lambs in and remains with her lamb(s) for 2-3 days
41
Facilities (3)
1. Chutes (w cutting gates) no water than 18" 2. Tilt tables & squeeze chutes 3. Foots baths
42
4 Types of Sheep Breeds
1. Fine Wool 2. Meat 3. Medium Wool/Dual Purpose 4. Long Wool
43
Two Fine Wool Breeds
Merino Rambouillet
44
3 Meat Breeds
Suffolk Hampshire Dorset Cheviot Montadale Shropshire Southdown
45
Medium Wool/Dual Purpose Breeds
Corriedale Columbia Targhee
46
2 Long Wool Breeds
Romney Lincoln
47
US Registration Numbers for Breeds
Suffolk: 18,400 Dorset: 11,600 Hampshire: 10,100 Southdown: 5,500 Rambouillet: 3,700
48
Describe the Hampshire breed
- Black face & legs - Has a wool cap on face & legs - Polled - Wool blindness - Good milkers
49
Suffolk were brought to the US when and from where?
1888 from England
50
Describe Suffolk characteristics
Large frame size, black face & legs, no wool on face & legs, bare bellies
51