The carcass and meat quality of Australian lambs diagnosed with acute, subclinical hypocalcaemia

B.W.B. Holman, R. C. Hayes, M. T. Newell, D. L. Hopkins, G. Refshauge

Research output: Other contribution to conferenceAbstractpeer-review

Abstract

Hypocalcaemia is diagnosed when serum calcium content is lower than normal, to the detriment of animal activity and responsiveness to stimuli. In severe cases, hypocalcaemia will result in animal death. It is more common in pregnant or lactating ewes, however dry and male sheep may become hypocalcaemic when reared on calcium limiting feeds and then exposed to a sudden stressor event, such as shearing or transportation. Transportation is a stressor experienced by all lambs slaughtered for meat production and is associated with meat quality defects. Calcium is a bioactive mineral associated with post-mortem glycolysis, as well as the water-holding capacity and tenderness of meat. This study examined the carcass and meat quality of lambs diagnosed with acute subclinical hypocalcaemia to lambs with adequate serum calcium concentration. It was hypothesised that the carcasses and meat from hypocalcaemic lambs would be calcium limited and of lesser quality.
Original languageEnglish
Pages81
Number of pages1
Publication statusPublished - 2022
EventAustralian Association of Animal Sciences 34th Biennial Conference 2022 - Pullman Cairns International, Cairns, Australia
Duration: 05 Jul 202207 Jul 2022
https://web.archive.org/web/20221025082010/https://www.animalscienceconference2022.com.au/ (Conference website)
https://www.animalscienceconference2022.com.au/wp-content/uploads/2022/06/AAAS-Conference-Program-FINAL.pdf (Conference program)
https://www.publish.csiro.au/AN/ANv62n11abs (Abstracts)

Conference

ConferenceAustralian Association of Animal Sciences 34th Biennial Conference 2022
Abbreviated titleAnchoring knowledge - exploring the animal science ecosystem
Country/TerritoryAustralia
CityCairns
Period05/07/2207/07/22
OtherON BEHALF OF THE AUSTRALIAN ASSOCIATION OF ANIMAL SCIENCES, WE INVITE YOU TO CAIRNS AND THE 34TH AAAS CONFERENCE: ANCHORING KNOWLEDGE, EXPLORING THE ANIMAL SCIENCE ECOSYSTEMS.
For science to have an impact – for knowledge to be anchored – it needs to be ratified, shared, applied and reviewed. The 2022 AAAS conference program is being thoughtfully prepared entice innovation and blue-sky thinking, and to pull our knowledge and expertise together to make our science impactful to all animal industries. We are not only at the cutting edge of animal science, but we are also in a unique position to help shape the future direction of agricultural and ecological services.


Join us in Cairns for thought-provoking keynote speakers, tropically-enhanced networking, and field tours that showcase two UNESCO World Heritage Sites – the Wet Tropics Rainforest and the Great Barrier Reef.
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