This summary was prepared by Hamed Kioumarsi, EBM at Springer Nature, in collaboration with Shahram Shirmohammadi (Animal Science Research Department, Gilan Agricultural and Natural Resources Research and Education Center, AREEO, Rasht, Iran).
Citation: Kioumarsi, H., & Shirmohammadi . S. (2026). Advancing Sustainable Sheep Production: Linking Nutrition, Growth Efficiency, Carcass Quality, and the SDGs. https://go.nature.com/4g1vVO5
Abstract
The United Nations Sustainable Development Goals (SDGs) apply across a wide range of disciplines, from medical and health sciences to agriculture, animal production, and nutrition. As a multidisciplinary framework, the SDGs provide an integrated approach to addressing global challenges and should be taken seriously by researchers, policymakers, and industry stakeholders. Sheep farming is super important for global food security; it gives us meat, milk, and wool, plus it helps millions make a living, especially in poorer countries. With more folks looking for animal proteins, the sheep business needs to step up its game to stay eco-friendly and sustainable over the long haul. Nutrition really makes a difference here, impacting how fast sheep grow, their meat quality, and overall well-being. So, fine-tuning what we feed our sheep could seriously help hit those UN Sustainable Development Goals. When sheep get the right nutrients, they grow better, use their food more efficiently, and it cuts down on expenses too. Progress in feeding tech, better supplement plans, and using alternative feeds has made animals fitter while also saving feed. This boosts profits and reduces greenhouse gases released per pound of meat, which benefits the planet. So basically, good nutrition isn't just about fattening sheep up; it's a big part of making sure the whole shebang runs smoothly—greener and more profitable at the same time.
Carcass characteristics tie closely to how animals are fed. Their diet affects their weight, dressing percentage, muscle-to-fat ratio, meat tenderness, and the overall worth in the market. By optimizing nutrient use, we can boost lean meat production without sacrificing other valuable traits. Using top-notch forages, smart supplements, and cool new feed additives has shown real promise. It improves how the meat turns out and boosts those desirable traits that consumers love. This makes raising sheep not just more profitable but also better at competing in the market.
But to raise sheep sustainably, producers need to make the most of natural resources too. The feed you give sheep is a big part of the environmental impact from livestock farming. That's why using local feed, leftover bits from agriculture, and forage that holds up well in changing climates can be really helpful. Not only does this cut down on the usual feeds, but it makes farming more adaptable. Plus, aiming to lower gas emissions from digestion and improving how well nutrients are absorbed in the gut further helps the environment. This makes the whole system more circular, cutting waste and boosting efficiency.
Sustainable sheep production helps the SDGs in many ways. Better nutrition management improves SDG 2 (Zero Hunger) by providing more high-quality animal protein and boosting food security. When sheep are raised efficiently, that also fits with SDG 12 (Responsible Consumption and Production) through smarter use of resources and less waste. Plus, efforts to cut down on greenhouse gases support SDG 13 (Climate Action).
Also, eco-friendly sheep farming boosts rural incomes and fights poverty, which chimes with SDG 1 (No Poverty) and SDG 8 (Decent Work and Economic Growth). By sticking to green practices, the sheep business can do even more – like protecting ecosystems, making land use sustainable, and building strong communities.
In conclusion, nutrition is key to how well sheep perform, how good their meat is, and to keeping the environment healthy while boosting economic growth. Future work needs to look at new ways to feed sheep, use precise nutritional methods, and find eco-friendly food sources. If we combine these advances with sustainability ideas and the UN's SDGs, we can help ensure global food security and make farming both greener and more supportive of the world’s development goals.
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