Harnessing the role of nutrigenomics for feed efficiency utilization in cattle: Opportunities and challenges

Abstract

Nutrigenomics, the study of the interaction between nutrition and genes, presents a transformative approach to enhancing feed efficiency in cattle. This field leverages genetic insights to optimize dietary formulations, aiming to improve nutrient utilization and overall productivity. With the global demand for meat and dairy products rising, increasing feed efficiency is critical for economic viability and environmental sustainability in the livestock industry. The role of nutrigenomics in cattle feed efficiency encompasses several key areas. Precision nutrition is one of the foremost opportunities, enabling the design of diets tailored to the genetic profiles of individual animals. This personalized approach can significantly enhance nutrient absorption and reduce feed costs. Additionally, nutrigenomics can inform selective breeding programs, identifying genetic markers associated with superior feed efficiency traits. By breeding cattle with these desirable traits, farmers can achieve herds that require less feed to produce the same amount of meat or milk, thereby improving profitability and reducing environmental impact. The gestation period in cattle, typically around 283 days, is critical for breeding management. Proper timing ensures optimal calving intervals and productivity. Monitoring gestation aids in anticipating calving dates, ensuring adequate nutrition, health care, and minimizing complications, thereby enhancing overall herd fertility and efficiency. However, the implementation of nutrigenomics faces several challenges. Practical challenges include integrating genetic data into everyday farming practices and ensuring farmers are adequately trained. Ethical and regulatory concerns also arise, particularly regarding genetic modifications and the acceptance of such technologies by consumers and regulators. Moreover, initial investments in nutrigenomic technologies and potential market barriers may hinder widespread adoption. Current research and case studies demonstrate the potential of nutrigenomics to revolutionize cattle feed efficiency. Successful applications in various regions highlight both the feasibility and benefits of this approach. Future advancements in genomic technologies, coupled with collaborative efforts between industry and academia, are expected to overcome existing challenges. Policy support and funding will be crucial in facilitating this transition. Harnessing nutrigenomics for feed efficiency in cattle offers promising opportunities but requires addressing significant challenges. The integration of genetic insights into nutrition and breeding practices stands to enhance livestock productivity, economic gains, and environmental sustainability, paving the way for a more efficient and sustainable livestock industry. Keywords: Nutrigenomics, Feed efficiency, Genetic markers, Cattles,