Better Aquafeed Blueprint

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Low-cost, high-impact feed sourcing criteria that are paving the way for a more sustainable, resilient salmon industry

Better Aquafeed Blueprint Aquafeed is the biggest opportunity to improve sustainability across the salmon supply chain. © Attasit Saentep/Shutterstock

Better salmon starts with better feed.

The Better Aquafeed Blueprint is creating alignment across the salmon supply chain, empowering companies to collaborate and scale sustainability solutions. 

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  • Icon of two fish.

    Salmon consumption has tripled since 1980—and continues to rise

    To meet demand, farmed salmon production is expected to increase 40% by 2033. As the sector grows, so does the urgency to address its environmental challenges.

  • Icon of a tractor.

    Aquafeed represents the biggest opportunity for sustainability improvements

    Feed typically accounts for 70% of salmon’s carbon footprint—in part because the production of soy, a key ingredient, can contribute to deforestation. Additionally, ingredients like fishmeal and fish oil put pressure on small pelagic fisheries.

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    Join the Better Aquafeed Blueprint

    By committing to practical, low-cost feed sourcing criteria, feed producers, salmon farmers, and retailers can lead the way to a more sustainable and resilient salmon industry.

Better Aquafeed Blueprint By identifying low-cost, high-impact solutions and facilitating industry collaboration, the Better Aquafeed Blueprint is catalyzing a sector-wide transition.

Global demand for farmed salmon continues to rise, with production expected to increase by up to 40% by 2033. As the sector grows, so does the urgency to address its environmental impacts. While salmon aquaculture has made notable sustainability improvements over the past several decades, significant challenges remain—particularly in the production and sourcing of aquafeed.

Feedi s the single largest source of salmon aquaculture’s greenhouse gas emissions, accounting for roughly 70% of its total carbon footprint (though this varies by production system and ingredient mix). This can in part, be explained by the use of soy, which makes up 12% to 25% of salmon feed formulations. Soy expansion is driving the conversion of critical South American ecoregions; without global commitments to deforestation- and conversion-free (DCF) sourcing, this means that the aquaculture industry indirectly contributes to land use change and associated emissions.

Fishmeal and fish oil present another sustainability challenge. Though these ingredients have multiple applications, about 80% of the global supply is used in aquaculture. Most fishmeal and fish oil are derived from forage fish—like anchovies—that are low on the food chain. However, forage fish aren’t just an important source of nutrients for aquaculture species; they also are dietary staple of wild fish, birds, and mammals. Because not all forage species fisheries are managed sustainably, the sourcing of these ingredients may have reverberating impacts up the marine food chain and into other sectors.

To keep pace with growth while protecting critical ecosystems, the aquaculture industry must accelerate improvements in feed sustainability. TNC has identified a focused set of high-impact, low-cost salmon feed sourcing criteria designed to help the industry meet its climate and supply‑chain commitments. Our researchers evaluated the feasibility of these sourcing criteria through financial modeling, literature review, and interviews with industry leaders. The results show that adopting more sustainable feed ingredients is practical, scalable, and cost-effective.

Feed producers, salmon farmers, and retailers can commit to improved feed sourcing criteria—and create the momentum to accelerate adoption across the industry.

Summary of Feed Criteria

    • 100% certified, beginning with a stepwise improvement pathway
    • 100% electronic monitoring
    • Soy product: 100% verifiable deforestation- and conversion-free (DCF)
    • Soy supplier: Must have 2025 DCF commitment, progress reporting, and data verification
    • Life cycle assessments (LCAs) for all new ingredients
    • Inclusion to drive down forage fish dependency ratio (FFDR) to <1 for both fishmeal and fish oil
    • LCA measurements using globally recognized methodology
    • Carbon footprint for feed does not exceed upper limit per kilogram (to be determined by Working Group)
A bird's eye view of a salmon farm.
Salmon aquaculture An aerial view of a salmon aquaculture facility in Norway. © MariusLtu