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Effect of transport stress on the mortality of broilers
SEDLÁČKOVÁ, Renata
The aim of the thesis is to acquaint the reader with the reasons for mortality of broilers during their transport to the slaughterhouse. Materials for your own research (from 2012) were obtained from the State Veterinary Administration of a company Vodňanská drůbež s. r. o., the argest supplier of poultry meat in the Czech Republic. The second chapter deals with legislation relating to animals in general, but also legislation that governs the protection primarily for meat production. Welfare of broilers, therefore, their comfort, and handling is dealt with in the third chapter. It describes picking halls, catching chickens, chicken waste, transport of poultry for slaughter, chickens and unloading conditions to be met by the authorized person when handling poultry. The fourth chapter describes the factors affecting the welfare of broiler chickens during fattening. These factors include the type of litter, microclimate - thermoregulation poultry, lighting, and health status of broilers. Because the work deals with the mortality of broilers during transport, the fifth chapter is devoted to this issue. There are analyzed transport requirements, the effect of high and low temperature for transporting poultry. Furthermore, means of transport and the obligation of carriers during transport to the slaughterhouse, whether it's planning a trip or taking care of animals during transport. The sixth chapter deals with the custom dissertation: In 2012, it was the slaughterhouses (company Vodňanská drůbež s. r. o.) moved from 116 breeders 30,231,410 pieces of broilers at slaughter, of which 136,616 units during transport died at a mean of 0.455 %. Most deaths were at a distance of 251-305 km (0.834 %), at least at a distance of 50 km to 0.252 %. Age of chickens at slaughter, an average of 35.13 days and slaughter weight was on average 1.93 kg. Most deaths occurred during transport of broilers during the winter 0.919 %, the correlation coefficient r = 0.37, less than 0.316 % in summer (r = 0.02).
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