Impact of climate change on livestock productive and reproductive performance

摘要

Climatechangeisalong-termshiftinthestatisticsoftheweathersuchastemperature,radiation,andwindandrainfallcharacteristicsofaparticularregion.Sustainabilityinlivestockproductionsystemislargelyaffectedbyclimatechange.Animbalancebetweenmetabolicheatproductioninsidetheanimalbodyanditsdissipationtothesurroundingsresultstoheatstressunderhighairtemperatureandhumidclimates.Theforemostreactionofanimalsunderthermalweatherisincreaseinrespirationrate,rectaltemperatureandheartrate.Theanticipatedriseintemperatureduetoclimatechangeislikelytoaggravatetheheatstressinlivestock,adverselyaffectingtheirproductiveandreproductiveperformanceandevendeathinextremecases.Thepredictednegativeimpactofclimatechangeonagriculturewouldalsoadverselyaffectlivestockproductionbyaggravatingthefeedandfoddershortages.Thepapermainlyreviewstheimpactsofclimatechangeonlivestockproductiveandreproductiveperformance.