Theory, under the leadership of Gonzalo Pertile, its Vice President of Sustainability, is making significant strides in its ambitious decarbonization journey. A core focus of their strategy involves tackling methane emissions from sheep, a crucial element in their wool supply chain. By implementing innovative solutions and fostering strong relationships with suppliers, Theory is aiming to transition a substantial portion of its materials to low-emission alternatives by 2030.

This initiative extends beyond just wool, encompassing other vital materials such as cotton. The brand's approach emphasizes the importance of farm-level interventions and collaborative efforts with strategic partners to achieve measurable environmental impact. Theory's commitment to traceability and co-investment with its supply chain forms the bedrock of its sustainability framework, aiming for a holistic transformation of production practices.

Pioneering Methane Reduction in Wool Production

Theory is actively addressing the environmental impact of its wool sourcing through groundbreaking initiatives. Gonzalo Pertile, the brand's Vice President of Sustainability, has spearheaded efforts to reduce methane emissions from sheep, a significant contributor to greenhouse gases. A pilot program with Australian supplier Congi Farm has shown remarkable success, utilizing seaweed tablets in sheep feed to substantially decrease methane output. This innovative approach, which saw emissions reduced by up to 43% with just 1% seaweed in the diet, is now being scaled up to involve 10,000 sheep across multiple farms, demonstrating Theory's commitment to tangible, science-backed solutions.

This methane reduction project is a cornerstone of Theory's broader decarbonization strategy, which targets a 30% reduction in production-related emissions by 2030. The brand is systematically working to transition half of its materials to low-emission alternatives, which are defined as materials generating at least 30% less greenhouse gas emissions than conventional options. This includes a shift from conventional to organic or regenerative cotton, the adoption of certified recycled synthetics, and a strong emphasis on wool with reduced methane footprints. The success of the initial pilot underscores the potential for innovative agricultural practices to significantly mitigate fashion's environmental impact, setting a new benchmark for sustainable sourcing in the industry.

Building Sustainable Supply Chains: From Traceability to Transformation

Theory's sustainability framework is built upon a foundation of strong supplier relationships and a deep commitment to supply chain traceability. Before Gonzalo Pertile's tenure, the brand prioritized understanding its network of partners, achieving an impressive 98% traceability for its most-used fabrics, including cotton, wool, and flax-linen. This meticulous approach has allowed Theory to engage in granular sustainability efforts, moving beyond basic compliance to active collaboration with its key suppliers. The brand's ability to work closely with a concentrated base of long-standing partners, some spanning over 25 years, is critical for implementing effective decarbonization strategies.

This partnership model involves co-investing in crucial improvement projects, a progressive step that ensures suppliers are not solely burdened by the costs of transitioning to more sustainable practices. Theory provides training to help suppliers enhance their environmental performance, as measured by industry standards like the Higg Facility Environmental Module. By supporting suppliers in capturing carbon emissions data and actively funding technical, heavy-investment initiatives, Theory aims to foster a system where transparency evolves into tangible transformation. This collaborative ethos is essential for systemic change within the fashion industry, enabling the brand to move hand-in-hand with its partners towards a more sustainable and resilient future.