An Estimation of Genetic Parameters for some Reproductive Traits and their Relationships to Milk Yield in Iranian Holstein Cattle

Authors

• Ayatollah Chookani
• Mohammad Dadpasand
• HamidReza Mirzaei
• Mohammad Rokouii
• MohammadBagher SayadNezhad

Keywords

• .
• Calving age
• calving interval
• genetic parameters
• Holstein cattle