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Related Concept Videos

Production Efficiency01:01

Production Efficiency

Net production efficiency (NPE) is the efficiency at which organisms assimilate energy into biomass for the next trophic level. Due to low metabolic rates and less energy spent on thermoregulatory processes, the NPE of ectotherms (cold-blooded animals) is 10 times higher than endotherms (warm-blooded animals).

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The Use of an Automated System GreenFeed to Monitor Enteric Methane and Carbon Dioxide Emissions from Ruminant Animals
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Review: Perspective on high-performing dairy cows and herds.

J H Britt1, R A Cushman2, C D Dechow3

  • 1Department of Animal Science, North Carolina State University, Raleigh, NC 27695-7621, USA.

Animal : an International Journal of Animal Bioscience
|July 16, 2021
PubMed
Summary

High-performing dairy cows produce more milk with less environmental impact. Innovations in environmental management are key to sustainable milk production from these elite herds.

Keywords:
EnvironmentGeneticsHealthManagementReproduction

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Area of Science:

  • Animal Science
  • Sustainable Agriculture
  • Dairy Production

Background:

  • Global milk production needs to increase to meet future demands.
  • High-performing dairy cows and herds offer greater milk yield with reduced environmental impact per unit of milk.
  • A significant portion of global milk is produced by a smaller percentage of high-performing herds.

Purpose of the Study:

  • To explore technologies and practices for sustainable milk production from high-performing dairy cows and herds.
  • To address the environmental challenges associated with intensive dairy farming.
  • To provide insights into optimizing resource utilization in dairy production.

Main Methods:

  • Focus on genomic evaluations for multi-trait selection in high-performing herds.
  • Utilizing remote sensing for welfare monitoring.
  • Precision nutrition through micronutrient-level ration formulation.
  • Preventative healthcare and precision reproduction management.
  • Investigating innovations in environmental management for intensive farms.

Main Results:

  • High-performing herds demonstrate superior milk production efficiency and lower environmental footprint per kilogram of milk.
  • Advanced management practices in high-performing herds include genomics, precision feeding, and health monitoring.
  • Increased inputs and waste products per cow in high-performing herds necessitate environmental management innovations.

Conclusions:

  • Sustainable milk production relies on optimizing high-performing dairy herds through advanced technologies and management.
  • Environmental management innovations are crucial to mitigate the impact of intensive dairy farming.
  • Integrating genomics, precision management, and environmental strategies can enhance dairy sustainability.