1. College of Agricultural Sciences, Federal University of Grande Dourados, Dourados, MS, Brazil;
2. Department of Animal Science, Agricultural Science Center, University of State of Maringa, Maringa, PR, Brazil;
3. Statistical Laboratory and Geoinformation, Politecnic Center, Federal University of Paraná, Curitiba, PR, Brazil;
4. Department of Animal Science, Federal University of Piaui, Bom Jesus, PI, Brazil;
5. Department of Animal Science, Federal University of Bahia, Salvador, BA, Brazil