Publications by authors named "Armelle Gac"

Increasing animal protein, especially from beef, is necessary to satisfy the requirements of the growing global population. However, this is becoming increasingly challenging due to stakeholders prioritizing sustainable systems with low environmental impacts. To answer these challenges, the use of feed additives such as yeast probiotics seems to be an effective route for improvements in feed efficiency and growth performance.

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Environmental data on organic products are needed to assess their environmental performance. The purpose of the ACV Bio project reported here was to generate environmental data as life cycle assessment (LCA) data for a sample of French organic production systems including cropping systems (annual crops, intercrops, forages), grassland, wine grapes, cow milk, calves, beef cattle, sheep, pigs, broilers and eggs. LCA was used to estimate environmental impacts of products from these systems.

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The sharing of total environmental impacts between the different products of a multi-output system is crucial in Life Cycle Assessment. ISO standards recommend subdivision then substitution methods when possible. Sometimes, allocations rules are necessary.

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Article Synopsis
  • Feeds significantly impact the environment in livestock production, making it crucial to develop low-impact feed options based on accurate data.
  • The ECOALIM dataset offers life cycle inventories (LCIs) and environmental impact metrics for various feed ingredients used in France from 2005 to 2012, accessible via Microsoft Excel.
  • This dataset categorizes 149 feed ingredients into low, high, and intermediate impact groups, aiding feed manufacturers and LCA practitioners in formulating sustainable feeds, and is integrated into established databases for regular updates and future applications like environmental labeling.
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