Uso da vocalização na avaliação da resposta de vacas leiteiras durante casqueamento.

Abstract

Several resources and stimuli are necessary to accommodate bovine in good welfare conditions. This issue has gained higher importance along the last years due to the complexity of production and reproduction factors that may inter-correlate. As this nowadays it is searched more reliable and efficient methods for obtained information about housed animals with more precision. The objective of this research is the use of vocalization understanding to evaluated behavioral pattern of dairy cows confined in free stall system during hoof trimming. São Pedro County, SP. Vocalization of dairy cows during hoof trimming were collected and recorded through the software Audacity 1.3 Beta® . Using the same software ambient noise was removed and the cow tag number 1145 vocalization waves and spectra were generated. It is supposed that the produced vocalization is related to pain or discomfort; however news tests have been done to check on this assumption.