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New Zealand Veterinary Journal Volume 51, 2003 - Issue 5
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Review Article

Shearing during pregnancy — review of a policy to increase birthweight and survival of lambs in New Zealand pastoral farming systems

PR Kenyon Institute of Veterinary, Animal and Biomedical Sciences, Massey University, Private Bag 11-222, Palmerston North, New Zealand E-mail: [email protected]
,
ST Morris Institute of Veterinary, Animal and Biomedical Sciences, Massey University, Private Bag 11-222, Palmerston North, New Zealand E-mail: [email protected]
,
DK Revell Department of Animal Science, The University of Adelaide, Roseworthy Campus, SA, 5371, Australia
&
SN McCutcheon Vice Chancellors Office, Victoria University, Wellington, New Zealand
Pages 200-207 | Accepted 24 Mar 2003, Published online: 22 Feb 2011

Citations (31)

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Read on this site (4)

P. R. Kenyon, F. J. Roca Fraga, S. Blumer & A. N. Thompson. (2019) Triplet lambs and their dams – a review of current knowledge and management systems. New Zealand Journal of Agricultural Research 62:4, pages 399-437.
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Ignacio De Barbieri, Fabio Montossi, Carolina Viñoles & Paul R. Kenyon. (2018) Time of shearing the ewe not only affects lamb live weight and survival at birth and weaning, but also ewe wool production and quality. New Zealand Journal of Agricultural Research 61:1, pages 57-66.
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PR Kenyon, ST Morris & DM West. (2005) The effect of progesterone supplementation post mating and shearing of ewes in early pregnancy on the reproductive performance of ewes and birthweight of lambs. New Zealand Veterinary Journal 53:5, pages 321-325.
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P. R. Kenyon, R. G. Sherlock, T. J. Parkinson & S. T. Morris. (2005) The effect of maternal shearing and thyroid hormone treatments in mid pregnancy on the birth weight, follicle, and wool characteristics of lambs. New Zealand Journal of Agricultural Research 48:3, pages 293-300.
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Articles from other publishers (27)

Mingji Wei, Qian Gao, Junjun Liu, Yan Yang, Jinyan Yang, Jingchang Fan, Shenjin Lv & Shengmei Yang. (2023) Development programming: Stress during gestation alters offspring development in sheep. Reproduction in Domestic Animals.
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S. González-Luna, L. Cordón, A.A.K. Salama, X. Such, E. Albanell, A. Contreras-Jodar, J. de Lucas-Tron & G. Caja. (2023) When to shear dairy ewes: before breeding, during pregnancy or let them unshorn?. animal 17:2, pages 100698.
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David G. Masters, Dominique Blache, Amy L. Lockwood, Shane K. Maloney, Hayley C. Norman, Gordon Refshauge & Serina N. Hancock. (2023) Shelter and shade for grazing sheep: implications for animal welfare and production and for landscape health. Animal Production Science 63:7, pages 623-644.
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Paul R. Kenyon & Rene A. Corner-Thomas. (2022) Breeding Ewe Lambs: An Australasian Perspective. Animals 12:22, pages 3207.
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Anne L. Ridler, Kate J. Flay, Paul R. Kenyon, Hugh T. Blair, Rene A. Corner-Thomas & Emma J. Pettigrew. (2022) Factors Associated with Mortality of Lambs Born to Ewe Hoggets. Animals 12:3, pages 319.
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Ezequiel Bernardo Gonzalez, Marcos Horacio Easdale & Diego Mariano Sacchero. (2021) Socio-technical networks modulate on-farm technological innovations in wool production of North Patagonia, Argentina. Journal of Rural Studies 83, pages 30-36.
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C. López-Mazz, F. Baldi, G. Quintans, P.R. Kenyon, O. Correa, M. Regueiro, A. Álvarez-Oxiley & G.E. Banchero. (2020) Effect of early shearing during gestation on the productive and reproductive behavior of female sheep offspring in their first 18 months of age. Animal 14:4, pages 807-813.
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Rodolfo Ungerfeld & Aline Freitas-de-Melo. (2019) Stress and behavioural responses to winter shearing differ between pregnant and non-pregnant ewes. Physiology & Behavior 210, pages 112653.
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T.W. Murphy, W.C. Stewart, C.G. Smith & J.B. Taylor. (2019) Effects of late gestation shearing on BW, feed intake and plasma metabolite concentrations in Rambouillet ewes managed outdoors during winter. Animal 13:3, pages 600-605.
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C. López-Mazz, F. Baldi, G. Quintans & G. Banchero. (2018) Shearing ewes in the first third of gestation improves offspring performance. Animal Production Science 58:10, pages 1908.
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Mark Oliver & Samantha Rossenrode. 2017. Advances in Sheep Welfare. Advances in Sheep Welfare 263 281 .
Paul R. Kenyon & Lydia M. Cranston. 2017. Advances in Sheep Welfare. Advances in Sheep Welfare 153 175 .
Viviane Marques Guyoti, Mariana de Souza Farias, Magnus Larruscaim Dalmolin, César Henrique Poli, Verônica Schmidt & Felix Diaz Gonzalez. (2015) EFFECT OF SHEARING DURING PREGNANCY ON PRODUCTIVE PERFORMANCE IN THE POST-PARTUM PERIOD OF EWES ON EXTENSIVE HUSBANDRY. Ciência Animal Brasileira 16:2, pages 217-224.
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J. A. ROOKE, G. ARNOTT, C. M. DWYER & K. M. D. RUTHERFORD. (2014) The importance of the gestation period for welfare of lambs: maternal stressors and lamb vigour and wellbeing. The Journal of Agricultural Science 153:3, pages 497-519.
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I. De Barbieri, F. Montossi, C. Viñoles & P.R. Kenyon. (2014) Effect of shearing ewes during mid- and late-pregnancy on lambs weight at birth and survival to weaning under grazing conditions in Uruguay. Small Ruminant Research 119:1-3, pages 28-32.
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P.R. Kenyon, A.N. Thompson & S.T. Morris. (2014) Breeding ewe lambs successfully to improve lifetime performance. Small Ruminant Research 118:1-3, pages 2-15.
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I. De Barbieri, F. Montossi, C. Viñoles & P.R. Kenyon. (2012) Impact of wool stubble depth after mid pregnancy shearing on Corriedale ewe and lamb performance. Small Ruminant Research 107:2-3, pages 111-116.
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Else Verbeek, Mark Hope Oliver, Joseph Rupert Waas, Lance Maxwell McLeay, Dominique Blache & Lindsay Ross Matthews. (2012) Reduced Cortisol and Metabolic Responses of Thin Ewes to an Acute Cold Challenge in Mid-Pregnancy: Implications for Animal Physiology and Welfare. PLoS ONE 7:5, pages e37315.
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L. Sphor, G. Banchero, G. Correa, M.T.M. Osório & G. Quintans. (2011) Early prepartum shearing increases milk production of wool sheep and the weight of the lambs at birth and weaning. Small Ruminant Research 99:1, pages 44-47.
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S. M. Robertson, M. A. Friend, J. C. Broster & B. J. King. (2011) Survival of twin lambs is increased with shrub belts. Animal Production Science 51:10, pages 925.
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G. Banchero, A. Vázquez, F. Montossi, I. de Barbieri & G. Quintans. (2010) Pre-partum shearing of ewes under pastoral conditions improves the early vigour of both single and twin lambs. Animal Production Science 50:4, pages 309.
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R.A. Corner, P.R. Kenyon, K.J. Stafford, D.M. West & M.H. Oliver. (2010) The effect of different types of stressors during mid- and late pregnancy on lamb weight and body size at birth. Animal 4:12, pages 2065-2070.
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David J. Mellor & Angus Campbell David Bayvel. (2008) New Zealand's inclusive science-based system for setting animal welfare standards. Applied Animal Behaviour Science 113:4, pages 313-329.
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Mehmet Akif ÇAM, Mustafa OLFAZ & Ali Vaiz GARIPOGLU. (2007) Shearing male lambs in the cold season improves the carcass yield without affecting fattening performance. Animal Science Journal 78:3, pages 259-265.
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R.A. Corner, P.R. Kenyon, J.K. Stafford, D.M. West & M.H. Oliver. (2006) The effect of mid-pregnancy shearing or yarding stress on ewe post-natal behaviour and the birth weight and post-natal behaviour of their lambs. Livestock Science 102:1-2, pages 121-129.
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P. R. Kenyon, D. K. Revell & S. T. Morris. (2006) Mid-pregnancy shearing can increase birthweight and survival to weaning of multiple-born lambs under commercial conditions. Australian Journal of Experimental Agriculture 46:7, pages 821.
Crossref
P. R. Kenyon, R. G. Sherlock, S. T. Morris & P. C. H. Morel. (2006) The effect of mid- and late-pregnancy shearing of hoggets on lamb birthweight, weaning weight, survival rate, and wool follicle and fibre characteristics. Australian Journal of Agricultural Research 57:8, pages 877.
Crossref

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