1. Embrapa Dairy Cattle, Laboratory of Animal Reproduction, Santa Monica Experimental Field (LRA-CESM), Rio de Janeiro, Brazil
2. Faculty of Veterinary Medicine, Federal Fluminense University (UFF), Rio de Janeiro, Brazil
3. Animal Biology Laboratory, Agricultural Research Company of the Rio de Janeiro State (PESAGRO RIO), Rio de Janeiro, Brazil
4. Embrapa Dairy Cattle, Laboratory of Animal Reproduction, Juiz de Fora, Brazil