Blood nutritional indicators were measured in half-bred zebu cows that suckled their calves throughout lactation (control; n=30) or until 60 to 75 days when their calves were weaned (EW: n=30). Measurements of live weight, ...

Contents The objective of the present research was to evaluate the effect of a calf's genetic group on the productive and reproductive efficiency of its Nellore dam. Fixed-time artificial insemination was applied to ...