Causes of variation in the prices of nelore elite cattle in Brazil

This study aimed to understand the causes of variation in the marketing prices of elite flock nelore cattle commercialized M, auction, especially to verify the influences of EPDs and visual assessment. The selling prices of 426 animals from file nelore breed commercialized during 12 auctions held lit various Brazilian locations, between the Years 2002 told 2005, were considered in the analysis. The average price was R$ 3.325,49, with a minimum of R$ 1.400,00 and a maximum of R$ 10.500,00. The data used in a first analysis included lite sex (if each animal, the name, of the auction and the EPDs of each animal informed in it catalog provided to the buyers during the auctions. A second analysis considered lite EPDs of lite sires of the commercialized animals, will the accumulated punctuation of these sires through their progeny judged through visual assessment during traditional animal shows in Brazil. Variance analysis and k-means clustering were applied to run the statistical analysis of the data. It was observed that animals with better EPDs, direct and maternal effects, on growth traits were sold with higher prices during the auctions. The punctuation by visual assessment did not significantly affect the prices.