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Triple Bio

  • Pre-Seed
  • Agriculture
  • Pete Rowe, PhD

    Pete Rowe, PhD

    CEO & Co-Founder

  • Bart Tas, PhD

    Bart Tas, PhD

    CTO & Co-Founder

  • Tracy Nevitt, PhD

    Tracy Nevitt, PhD

    CSO & Co-Founder

The founding team have 40+ years experience in rumen microbiology, animal science & bioprocesses scale-up.

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Triple Bio helps cattle farmers increase milk yield and reduce methane by rebalancing the rumen microbiome with a novel lipid-based feed additive.

Triple Bio has developed RumeNRG™, a next generation ruminant nutrition platform that uses lipid chemistry to rebalance the rumen microbiome. By making hydrogen more bioavailable to fermentative bacteria, RumeNRG™ redirects energy away from methane production and towards milk and meat yield. In vitro studies showed a 28% increase in volatile fatty acids — modeling suggests a 5–10% increase in milk yield.

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Investors

  • Marble
  • Nucleus Capital
  • Positron Ventures
  • Climate club

Building a future where cattle farming is no longer a climate liability, but a model for productive, low-emission food systems.

Problem

Livestock greenhouse gas emissions represent >14% of the global carbon footprint, most of which coming from methane emissions beef and dairy farming. Whilst the climate impact of cattle is recognised by many, it is often overlooked that enteric methane production is also a huge efficiency loss. Cows use the equivalent of 20% of the energy required for milk production to instead make methane.

Close-up of a black-and-white cow in a pasture at sunset, with other cows and calves grazing in the background under a warm, glowing sky.
Close-up of a black-and-white cow in a pasture at sunset, with other cows and calves grazing in the background under a warm, glowing sky.

Solution

Triple Bio has developed RumeNRG™, a novel nanomaterial feed additive that rebalances the rumen microbiome, redirecting energy away from methane and towards milk and meat production. The result: a sustained 60–80% reduction in carbon footprint, a 6% increase in milk yield, and a 4–6× return on investment, with no sustainability premium and no change to existing farm practices. By making more energy available from the same feed ration, RumeNRG™ strengthens farmer income while targeting a halving of on-farm emissions, and with herd health as a boundary principle, all development is conducted to the highest ethical standards.

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Article

May 20, 2026

Triple Bio emerges from stealth with lipid tech designed to boost milk yields and curb methane

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