Dairy Sheep Symposium - the Department of Animal Sciences ...

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PROCEEDINGS OF THE 7 TH GREAT LAKES DAIRY SHEEP SYMPOSIUM Organized By: November 1-3, 2001 EAU CLAIRE, WISCONSIN Wisconsin Sheep Dairy Cooperative, Strum, Wisconsin, USA University of Wisconsin-Madison, Madison, Wisconsin, USA College of Agricultural and Life Sciences Spooner Agricultural Research Station Department of Animal Sciences Office of International Programs
ORGANIZING COMMITTEE 7 TH GREAT LAKES DAIRY SHEEP SYMPOSIUM Yves Berger, Spooner, Wisconsin, Chair Carolyn Craft, Fall River, Wisconsin Dan Guertin, Stillwater, Minnesota Tom and Laurel Kieffer, Strum, Wisconsin Larry and Emily Meisegeier, Bruce, Wisconsin Dave Thomas, Madison, Wisconsin Proceedings edited and compiled by: David L. Thomas, Madison, Wisconsin Susan Porter, Madison, Wisconsin Cover Design by: Susan Porter, Madison, Wisconsin Cover Photographs: Top: East Friesian crossbred ewes in the milking parlor at the Spooner Agricultural Research Station, University of Wisconsin-Madison. Photo by Wolfgang Hoffmann. Bottom Left: One of the first East Friesian crossbred ewes born at the University of Wisconsin- Madison. Photo by Sarah Bates. Bottom Right: Specialty cheeses, many of them sheep milk cheeses, in Fairway Market, Manhattan, New York City. Photo by Dave Thomas. Copies of the 1995, 1996, and 1997 Proceedings of the 1 st , 2 nd , and 3 rd , respectively, Great Lakes Dairy Sheep Symposia can be purchased from the Wisconsin Sheep Breeders Cooperative, 7811 Consolidated School Road, Edgerton, WI 53534, USA (phone: 608-868-2505, web site: www.wisbc.com) Copies of the 1998, 1999, 2000, and 2001 Proceedings of the 4 th , 5 th , 6 th , and 7 th respectively, Great Lakes Dairy Sheep Symposia can be purchased from Yves Berger, Spooner Agricultural Research Station, W6646 Highway 70, Spooner, WI 54801-2335, USA (phone: 715-635-3735, fax: 715-635-6741, email: ymberger@facstaff.wisc.edu) Previous Proceedings of the Great Lakes Dairy Symposia can be viewed and downloaded at http://www.uwex.edu/ces/animalscience/sheep/.
Page 1: Proceedings of the 7 th Great Lakes
Page 5 and 6: Thursday, November 1 Noon Registrat
Page 7 and 8: SPEAKERS Dr. Juan-José Arranz, Dpt
Page 9 and 10: Table of Contents (continued) Lates
Page 11 and 12: eeding and were created to have hig
Page 13 and 14: Disease in the U.K. and subsequentl
Page 15 and 16: sheep production conditions in Wisc
Page 17 and 18: Pinelli, F., P. A. Oltenacu, G. Ian
Page 19 and 20: Bucket milking and elevated platfor
Page 21 and 22: Throughputs in different parlors No
Page 23 and 24: 1 - Stand up as straight as possibl
Page 25 and 26: Roques J.L.. 1997. Traite des brebi
Page 27 and 28: Grade B milk quality is as follows:
Page 29 and 30: (c) Not Applicable (d) At least 10
Page 31 and 32: TOILET AND WATER SUPPLY 7. Toilet (
Page 33 and 34: (c) Drugs and medicinals shall be l
Page 35 and 36: FARMSTEAD CHEESE AND MARKETING Stev
Page 37 and 38: 5. Cheese is delivered in person, w
Page 39 and 40: to participate with us, we are enga
Page 41 and 42: The key points to this plan were: Y
Page 43 and 44: Milk is supplied in two major forms
Page 45 and 46: MANAGEMENT OF A DAIRY SHEEP OPERATI
Page 47 and 48: 4 3.5 3 2.5 2 1.5 1 0.5 Chart 1: Mi
Page 49 and 50: Facilities and Equipment The requir
Page 51 and 52: from the ewes at 12 to 24 hours of
Page 53 and 54:
COMPARISON OF EAST FRIESIAN AND LAC
Page 55 and 56:
two-year-olds in 2001. East Friesia
Page 57 and 58:
Reproduction. Table 4 compares the
Page 59 and 60:
six ewes were sired by Lacaune ram
Page 61 and 62:
FACTORS AFFECTING THE QUALITY OF EW
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Sheep Genetic factors breed and gen
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Genetic factors The breed and genot
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Physiological factors affecting she
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Management factors affecting the qu
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sheep with one peak of milk ejectio
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An important aspect of dietary fibr
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References Alais C. (1974). Science
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Bufano G., Dario C. and Laudadio V.
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Cowan R.T., Robinson J.J., McHattie
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Folman Y., Volcani R. and Eyal E. (
Page 83 and 84:
Kalantzopoulos G. (1994). Influence
Page 85 and 86:
McHattie I., Fraser C., Thompson J.
Page 87 and 88:
Peart J.N. (1970). The influence of
Page 89 and 90:
Ranieri M.S. (1993). La variazione
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Treacher T.T. (1970). Effects of nu
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EVALUATION OF SENSORY AND CHEMICAL
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ing, the cheeses were brined for 18
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The FFA concentrations generally in
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Table 1. Composition of pasteurized
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Table 6. Body and texture scores 1
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Present Development of Selection Sc
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Breed Usage in Europe Crossbreeding
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nearly 1. As a consequence this cha
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Table 5. Repeatabilities and phenot
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percentage is not expected to resul
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Improved AI technique Artificial in
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Identifying major genes or QTL rela
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Figure 5. Half-sib families and QTL
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In the case of cheese the problem i
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Emanuelson, U., Danell, B., Philips
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Rothschild, M. F., Soller, M. (1997
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teat placement in dairy ewes (Fern
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that of the average milking time. M
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1988) and active expulsion of fat f
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References Barillet, F., and F. Boc
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Table 1. Least squares means ± SEM
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Table 3. Simulation of parlor throu
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EFFECT OF REDUCING THE FREQUENCY OF
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Individual ewe milk production (mor
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dimanche soir sur les brebis de rac
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A B A Morning milk yield, kg B Adj.
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Background and History: Most sheep
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Percent 100 80 60 40 20 0 87 Effect
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Fall Lambing Percentage 100 90 80 7
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THE EFFECT OF GROWTH RATE ON MAMMAR
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After puberty, the mammary gland re
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Many trials have examined the mamma
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From these results the authors conc
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Onset of Puberty and Reproductive P
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Similarly, calves, heifers, and cow
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McCann, M. A., Goode, L., Harvey, R
Page 166 and 167:
DISCUSSION Stability of Frozen Raw
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analyzed for titratable acidity, sy
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411-416. Wendorff, W.L. 1998. Updat
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Recent Outbreaks involving Cheddar
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testing on raw milk at the farm. Th
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THE AUSTRALIAN SHEEP DAIRY INDUSTRY
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The University of Western Australia
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Heterosis did not seem to intervene
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Lambs The problem of weaning lambs
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GROUP BREEDING SCHEME: A FEASIBLE S
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Where: h = square root of heritabil
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Second step. All members enroll in
Page 193 and 194:
The structure and movement of anima
Page 195 and 196:
CAN THE OVARY INFLUENCE MILK PRODUC
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dividing the amount of milk obtaine
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the CL there were significant diffe
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etween milkings. Finally, this woul
Page 203 and 204:
Table 1. Least squares means ± SEM
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A Daily milk yield (kg) A B Milk fl
Page 207 and 208:
Progesterone (ng/ml) 8 6 4 2 0 CLY:
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milk volume within the cistern (Mar
Page 211 and 212:
Results Treatment milk yield increa
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Reports in dairy cattle concerning
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Muir, D.D., D.S. Horne, A.J.R. Law,
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Milk yield (kg) 1.4 1.2 1.0 0.8 0.6
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A Milk protein (%) A A Milk protein
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TAPPE FARM TOUR Jon & Kris Tappe, T
Page 223:
a little special attention every da
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