Influência da presença do corpo lúteo na taxa de prenhez em búfalas submetidas à IATF

Lima, Wilton Figueiredo; Rodrigues, Iago da Conceição; Silva, Gustavo Alighiere Lopes da; Costa Neta, Anália da; Macêdo, Marina Bezerra; Remédios, Nikolas Teixeira dos; Rolim  Filho, Sebastião Tavares; Ribeiro, Haroldo Francisco Lobato

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Influência da presença do corpo lúteo na taxa de prenhez em búfalas submetidas à IATF

Lima, Wilton FigueiredoRodrigues, Iago da ConceiçãoSilva, Gustavo Alighiere Lopes daCosta Neta, Anália daMacêdo, Marina BezerraRemédios, Nikolas Teixeira dosRolim Filho, Sebastião TavaresRibeiro, Haroldo Francisco Lobato

This study evaluated the influence of the presence or absence of corpus luteum at the beginning ofartificial insemination protocol at fixed time (TAI) in pregnancy rate. 48 animals were used which prior toinsertion of releasing progesterone device were evaluated by rectal palpation for the presence or absence of thecorpus luteum, and divided into two groups: G1 cows with the presence of the corpus luteum, and G2 cows notwithout palpable structures. The data collected from individual records were tabulated in spreadsheets andevaluated in the SAS software (2000). The pregnancy rate for G1 and G2 was 40% 53.57% respectively, P >0.05. Suggesting that the presence of corpus luteum did not influence the pregnancy rate in TAI.(AU)