Summary
This narrative review synthesises evidence on how innovations in beef production systems, particularly pasture management, breed selection, and dietary manipulation, can enhance the nutritional and health value of beef lipids. The paper likely draws on European research to show that grass-fed systems tend to produce beef with more favourable fatty acid profiles, including higher levels of omega-3 polyunsaturated fatty acids and CLA, compared with grain-finished animals. The authors also consider trade-offs between enhanced lipid nutrition and conventional meat quality criteria such as tenderness and palatability.
UK applicability
Highly applicable to UK conditions, where pasture-based beef production is widespread and consumer and policy interest in the nutritional quality of grass-fed beef is considerable; the findings support arguments for maintaining and promoting extensive grazing systems in the UK.
Key measures
Fatty acid composition (g/100g fat); omega-3 to omega-6 ratio; conjugated linoleic acid (CLA) content; intramuscular fat content; meat quality traits (tenderness, flavour, colour)
Outcomes reported
The review examines how different beef production systems — particularly pasture-based versus concentrate-fed — affect the fatty acid profile of beef, including omega-3 fatty acids and conjugated linoleic acid (CLA), and considers implications for human health and meat quality attributes.
Topic tags
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