Juan Carlos Macuri

All commercial poultry eat with reasonably good precision to balance nutrient intake with requirements. Short term, there can be some variation in feed intake related to local situations, but long-term, the mechanisms of feed intake regulation are quite precise. Matching nutrient needs with intake is an obvious inherent evolutionary necessity to ensure survival and reproduction. A bird’s dai ...

IntroductionOver the years, broilers have become more efficient, with lower feed conversion ratios (FCR; Martinez et al., 2020), more efficient energy partitioning (Martinez et al., 2022d), higher lean body mass contents (Maharjan et al., 2020), higher meat production, with relatively more meat in the breast than the leg quarters (Martinez et al., 2022e). For this reason, they are more sensitive t ...