A 50-Year Comparison of the Carbon Footprint and Resource Use of the U.S. Pig Herd

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50 year Comparison Carbon Footprint

Download: Full Report
Learn more: Pig Farmers: Calculate Your Farm’s Carbon Footprint

How Hog Farmers Reduced Their Carbon Footprint:

  • Availability of better genetics
  • Adoption of new technologies
  • Climate-controlled barns that are specifically designed for pig care and protection
  • Fewer sows giving birth outside
  • Advances in understanding the nutritional needs of pigs
  • Improved on-farm practices to conserve and manage resources
  • Precision manure application and advancements in manure storage have enhanced the benefits of the nutrient cycle

Sow Housing

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There are many different types of acceptable housing types in use by U.S. hog farmers for housing gestating sows. These housing types usually fit in one of two categories:

  • Individual housing
  • Group housing

The American Veterinary Medical Association (AVMA) and the American Association of Swine Veterinarians (AASV) have reviewed existing scientific literature on sow housing and have published position statements that concluded that both types of housing types have advantages and disadvantages. Read more