Animal Welfare and Meat Science by Neville G Gregory

By Neville G Gregory

Animal welfare concerns have gotten more and more popular in animal prodution, for either financial and ethical purposes. This e-book offers a transparent knowing of the connection among the welfare of significant nutrients animal species and their body structure, and the direct impression this has on meat caliber. This new version specializes in fresh examine and advancements and in addition appears into welfare in aquaculture.

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Body temperatures in livestock species. 0 Ways of minimizing the risk of hyperthermia include the following. • • • • • Park in the shade. If there is no shade, do not park; keep the vehicle moving to allow cooling with an airflow. Transport stock during the cooler times in the day. Reduce load density during hot weather. Insulate the roof of the truck to reduce radiant heat gain. Livestock Presentation and Welfare before Slaughter 23 Dehydration is an added complication in heat-stressed stock on transport vehicles.

This might disrupt the routine of the slaughterline, in which case provision should be made for separate staff and equipment to be available for deployment to do this job. There should be convenient access to the slaughterline for carcasses from casualty stock. It is sometimes suggested that one way of pre-empting the stress of transport and preslaughter handling is to slaughter the animals on the farm of origin. This, in fact, occurs at some feedlots where the meatworks is within walking distance of the feedlot pens.

The author was commissioned in 1995 and 1996 by both Agricultural Canada and the US Department of Agriculture (USDA), to conduct surveys of large and small slaughter plants. Information was used from these surveys to develop objective scoring methods for assessing animal welfare during handling and restraint. The following objective measures are recommended: • • • • • • • • percentage of cattle stunned with one captive bolt shot; percentage of animals where electric stunning electrodes are placed in the correct position to insure that the electric current flows through the brain; percentage of animals slipping or falling during handling and stunning; percentage of cattle vocalizing during handling, restraint and stunning; sound level measurements of pig squealing; percentage of pigs which squeal either during stunning or while they are in the restrainer; percentage of animals prodded with an electric goad; percentage of possibly sensible animals on the bleed rail.

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