Número de leitões nascidos vivos e taxa de mortalidade ao nascimento de leitões oriundos de granja comercial localizada no nordeste paraense
Lima, Geyse Maria MachadoSobrinho, Wilson Amaro Moreira CondeMacedo, Marina BezerraCarvalho, Louise Carneiro DeSilva, Gustavo Alighiere Lopes DaLima, Wilton FigueredoSousa, Keitiane Colares DeRolim Filho, Sebastião Tavaves
The work aims to provide knowledge of the actual production of a commercial farm, showing itspotential according to the reproductive management adopted. The work was conducted on a property located onHighway Augusto Meira Filho. - Km 2, in the city of Benevides, Northeastern Pará Females were multiparous,covered by natural mating. The study included the collection of farrowing matrix data in two distinct periods.They analyzed the mortality rate at birth and the number of piglets born alive. It followed 90 mothers in theperiod from March to August 2015 and 81 mothers in the period from February to April 2016. The data wereorganized in spreadsheets in Excel throughout the monitoring period. This study was the 8.63 value of pigletsborn alive according to the data for the year 2015 and 8.30 piglets born alive during follow-up in 2016. Thebirth mortality rate was 10.57% and 7.32% for the years 2015 and 2016, respectively. The reproductive indexobserved on the property is within the reproductive parameters of pig activity. The number of piglets born perlitter is well below, as evidenced by the literature.(AU)
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