AnSci 429 Advanced Sheep Production Dr. Dan Morrical 337 Kildee 294-0847 morrical@iastate.edu - PowerPoint PPT Presentation

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AnSci 429 Advanced Sheep Production Dr. Dan Morrical 337 Kildee 294-0847 morrical@iastate.edu

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Title: AnSci 429 Advanced Sheep Production Dr. Dan Morrical 337 Kildee 294-0847 morrical@iastate.edu


1
AnSci 429 Advanced Sheep Production Dr. Dan
Morrical 337 Kildee 294-0847 morrical_at_iastate.edu
2
Quiz 1. A sick sheep is a dead sheep? 2.
Sheep are dumb? 3. Wool is worthless? 4.
Sheep are a good mowing service? 5. Sheep
stink?
3
Historical Sheep domestication 10,000
B.C. Uses - food, fiber, milk and skins Small
easy to handle Sheep are man dependent Flocking
instinct
4
Countries with large sheep numbers Australia Fo
rmer Soviet Union China New Zealand
India Turkey Top 6 countries 2/3 of
world population. NZ 427 sheep per square
mile.
5
U.S. Sheep Population Growth First Sheep -
Jamestown, 1609 1810 7 million 1840 19
million 60 Northeast 1884 53
million westward movement Ohio US Sheep
Capital 1908 48 million gt50 in Western
U.S. 1942 56 million (peak) Steady decline
since
6
Reasons for decline Demand Predators Internal
Parasites Prestige and/or glamour Diseases Poor
production efficiency Technology
development Technology adoption Government
program
7
Reasons for decline Skilled labor and high
labor Competition for land resources
Inefficient and costly transportation slaug
hter processing Wool income decreased
8
Operations by size, 1999 Flock of
Size Producers
Sheep 1-99 91.2 27.9 100-499 7.2 22.0 50
0-4999 1.6 35.2 gt5000 .1 14.8
9
Sheep - versatile and adaptable Operations vary
from Very extensive - 10,000 head range
bands Very intensive - 25 head acc. lambing
Range flock wool and lamb Income 2080 Fa
rm flocks wool and lamb Income 595
10
U. S. Sheep Industry, 2006
4.6 million ewes 1.15 lamb crop 60k operations ??
11
U. S. Sheep Industry
Range Flock Flocks
Farm Flocks
12
Sheep Numbers - Leading States 2005
5th 385K
3rd 450K
4th 390K
2nd 650K
1st 1090K
13
Lamb Slaughter Facilities

Iowa Lamb
Wolverine



Chiappetti

Superior Monfort
Superior

Ranchers Lamb

14
Iowas National rankings
  • 9th ewe numbers
  • 5th lambs on feed
  • 2nd lamb crop (1.44)
  • 2nd operations

15
History
  • Record numbers in 1945 at 56 million
  • Wool incentive program
  • 1955-1995
  • paid subsidy for premium wool
  • sent wrong message
  • Lamb consumption
  • US. has never been a large lamb consuming
    population

16
Production constraints - Range
  • Predators
  • Environmental concerns
  • Labor
  • Grazing fees
  • PP wool prices
  • Tradition

17
Production constraints - Farm
  • Feed costs
  • Labor intensive
  • Facilities
  • Resource competition
  • examples
  • meat goats
  • contract swine finisher

18
Iowa Operations
  • Commercial
  • Winter lambers
  • Low input forage based
  • Hand spinners
  • Direct marketers
  • Accelerated lambers
  • Purebred/Frame/Show sheep
  • Club lamb
  • Lamb Feeders

19
Infrastructure
  • Limited lamb processors
  • 7 harvest plants
  • Wool processors
  • 4 main companies
  • Research and extension
  • National organization
  • check off

20
Future of U. S. Sheep
  • Loss of wool act adjustment
  • Environmentally friendly production
  • Forage based production systems
  • 250-350 pounds weaned per acre
  • High market prices with low supplies
  • Genetics for 200 plus lamb crop
  • Low cost production
  • Direct marketing
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