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Sheep Updates Animal production and livestock research
19-7-2005
Sheep Updates 2005 - contents Sheep Updates 2005 - contents
Department of Agriculture Western Australia
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Recommended Citation Recommended Citation
Department of Agriculture Western Australia. (2005), Sheep Updates 2005 - contents. Department of Agriculture Western Australia, Perth. Conference Proceeding.
This conference proceeding is brought to you for free and open access by the Animal production and livestock research at Digital Library. It has been accepted for inclusion in Sheep Updates by an authorized administrator of Digital Library. For more information, please contact [email protected].
ISBN 0-9757246-1-4
AGRIBUSINESS
SHEEP UPDATES
2005
PRESENTED AT THE PARMELIA HILTON HOTEL, PERTH WESTERN AUSTRALIA, 19-20 JULY 2005
Edited by Sue-Ellen Shaw and Compiled by Rosanne Andrews-Baxter
Permission of the publisher is required for articles being reproduced or presented.
Mention of a trade name of company in this publication does not imply endorsement of any product or company by Department of Agriculture
DISCLAIMER
The Chief Executive Officer of the Department of Agriculture and the State of Western Australia accept no liability whatsoever by reason of negligence or
otherwise arising from use or release of this information or any part of it.
© Chief Executive Officer of the Department of Agriculture 2005
AGRIBUSINESS SHEEP UPDATES 2005
Table of Contents
Part 1 Page
PLENARY
Boosting Lambing percentages of WA sheep flocks ………… 1 R.W. Kelly, R.Kingwell
Kiwis can fly – 30% higher lambing in 15 years……….. 2 A R Bray
Rams are not a trivial expense, so what can you do to maximize On your investment?... 5
Chris Oldham, Graeme Martin
Care for mum – fetal programming, lamb survival and lifetime
performance……….. 7 R W Kelly
Boost Lamb Survival – select for calm ewes……… 9 D Blanche, D. Ferguson
Getting High marking percentages in WA………. 11 Keith Croker
Healthy, Welfare & Wise………. 13 Di Evans
Part 2
CONCURRENT SESSIONS
STRATEGIC MANAGEMENT Sub Convenor – Emma Kopke
Finishing Pastoral Lambs……….. 17 Peter Tozer, Patricia Harper, Janette Drew
Coating improves wool quality under mixed farming conditions 19 K.E. Kemper, M.L. Hebart, F.D. Brien, K.S. Jaensch, R.J Grimson, D.H. Smith, A.M.M Ramsay
Data Retrieval from Walk –Through- Weighing……… 21 J.S. Richards, K.D. Atkins, T.Thompson, W.K. Murray
Strategic Risk Management in the Sheep Industry……… 23 JRL Hall
Joining prime lambs for the northern end of the market – a systems
approach……….. 25
Chris Carter, Peter Tozer
Lifetime Wool – Dry feed budgeting tool………. 27 Mike Hyder, John Young
Influence of ultrafine wool fibre curvature and blending with cashmere on attributes of knitwear……….. 29
B.A. McGregor
Part 3
CUSTOMER Sub Convenor - Emma Kopke
Benefits of VIAScan® to producers and WAMMCO…………. 31 Rob Davidson, David Pethick
Healthy fats in lamb: how WA lambs compare with others... 33 C.F. Engelke, B.D. Siebert, K.Gregg, A-D. G Wright, P.E. Vercoe
Shelf life of fresh lamb meat: lamb age & electrical stimulation 35 Dr Robin Jacob
Pastures from Space – An evaluation of adoption by Australian Woolgrowers………... 37
Russell Barnett, Joanne Sneddon
Your clients can learn from ASHEEP’s example………... 39 Sandra Brown
Lifetime Wool – Farmers’ attitudes affect their adoption of recommended ewe
management………... 41
G.Rose, C.Kabore, J.Dart
Sustainable certification of Australian merino, what will the customer be looking for?
……… 43
Stuart Adams
Part 4
REPRODUCTION Sub Convenor – Sandra Brown
Is it worth increasing investment to increase lambing percentages?
Lucy Anderton 45
What value is a Lamb?... 47 John Young
Providing twin-bearing ewes with extra energy at lambing produces heavier lambs at
marking………. 49
Rob Davidson, Keith Croker, Ken Hart, Tim Wiese
GENETICS Sub Convenor – Sandra Brown
Underlying biological causes of trade-off between meat and wool. Part 1 Wool and muscle
glycogen……….. 51
B M Thomson, I Williams, JR Briegel, JC Greeff
Underlying biological causes of trade-off between meat and wool. Part 2. Wool and
fatness………. 53
NR Adams, EN Bermingham, JR Briegel, JC Greeff
Genetic trade-offs between lamb and wool production in Merino breeding programs
………. 55
Johan Greeff
Clean fleece weight is not phenotypically independent of other traits.
Sue Hatcher, Gordon Refshauge 57
When you’re on a good thing, do it better: An economic analysis of sheep breed profitability………. 59
Emma Kopke, Ross Kingwell, John Young
Selection Demonstration Flocks: Demonstrating improvements in the productivity of
Merinos………. 61
K.E. Kemper, M.L.Hebart, F.D. Brien, K.S. Jaensch, G.J. Grimson, D.H. Smith You are compromising yield by using Dust Penetration and GFW in breeding
programs……… 63
Melanie Dowling, A (Tony)Schlink, Johan Greeff
Merino sheep can be bred for resistance to breech strike……… 65 Johan Greeff, John Karlsson
Parasite resistant sheep & hypersensitivity diarrhea………. 67 L.J.E. Karlsson, JC Greef
Part 5
MARKET INFORMATION Sub Convenor – Sandra Brown Crystal Spring – Crystal Clear and Consistent………. 69
Geoff Duddy, Brent McLeod, John Sullivan
An overview of recent developments in dark and medullated fibre testing
……… ……. 71 T.J. Mahar, A.Balasingam
Opportunities and implications for wool producers of the TEAM3 prediction
equations……… 73
J.H. Stanton and K.M.S. Curtis
Premiums and discounts for fibre properties in superfine wool, now and in the future?... 75
K.M.S. Curtis and P.R. Lamb
FEEDLOTTING Sub Convenor – Ned Crossley Manure in sheep fedlots: problem or opportunity?... 77
Eliza Dowling, Ned Crossley, Surender Mann
The state of lamb confinement feeding in WA……… 79 Ned Crossley
Finishing lambs in a feed lot – Is it profitable? ………. 81 Lucy Anderton
Repeated live weights can marginally improve prediction of compliance to market specifications……… 83
Matthew Kelly, Andrew Swan, Ian McFarland
WELFARE Sub Convenor – Ned Crossley
Mulesing accreditation – to be or not to be?... 85 Di Evans
The economic and research implications of managing merino sheep without
Mulesing……… 87
K.Bell, D.Sackett
How do lambs fare during curfew……… 89 Dr Robin Jacob
Part 6
PASTURE/GRAZING Sub Convenor – Ned Crossley
New annual pastures – quality and quantity for fodder conservation?
Sarah Pugh, Giles Glasson 91
Saltbush Pastures : Dispelling some Myths……….. 93
Ed Barrett-Lennard, Hayley Norman, Matt Wilmot, Meir Altman, Kelly Pearce, Sally Phelan, David Masters
Patures: Putting profit back into sandplain………. 95 Nadine Eva
Pastures from Space® - Can be used to make profitable strategic and tactical management decisions on farm……… 97
Brad Wooldridge, Stephen Gherardi, Lucy Anderton, Gonzalo Mata
Are new farming systems based on perennial pastures in south west Australia more profitable?... 99
P.Sanford, J Young
Sown Fodders , Rotational grazing and merinos make money in a drought………... 101
Tim Wiley
Lifetime Wool – The ‘best bet’ optimum condition score profile for Merino ewes lambing in winter……… 103
Chris Oldham, Mike Hyder, Mandy Curnow, Samantha Giles, John Young, Andrew Thompson
Part 7
POSTERS Sub Convenor – Tanya Kilminster
Sulphur in wool and its implications for fleece weight and
sheep health……… 105 S.M. Liu, A.C. Schlink, J.R.Williams, M.E. Dowling, J.C. Greeff Stubbles for sheep: a reality check……….. 107
Roy Butler, Keith Croker
Genetic benchmarking using artificial insemination……….. 109 L.G. Butler, J.C. Greeff
The potential lambing performances of ewes in mixed aged
flocks……… 111
Keith Croker, Rob Davidson, Ken Hart, Doug Harrington, Mario D’Antuono National Livestock Identification System (Sheep) in Western
Australia……….. 113
Julian Gardner
DISPLAYS – Tools Sub Convenor – Tara Crommelin
To Feed or Not to Feed – If only Hamlet had the Calculator!... 115 Geoff Duddy
Worm Boss – A national Australian computer – based sheep
worm control tool……….. 117 R G Woodgate
‘Eye in the sky’ takes guesswork out of farmers pasture
Decisions……… 119 Richard Stovold
