This chapter explores the transformative potential of the circular bioeconomy within the agribusiness industry, focusing on sustainable practices that foster resource efficiency and waste reduction. Through Adecoagro’s experience, a leading Latin American agribusiness company, this chapter provides insights into a sustainable dairy production model. This system uses biodigesters to generate renewable energy from cow manure, while improving environmental sustainability and supporting the well-being of local communities. By showcasing Adecoagro’s commitment to regenerative agriculture and cutting-edge technologies, the chapter highlights how circular bioeconomy principles can enhance the resilience and profitability of agribusinesses in a world facing resource scarcity and climate change. Whether it’s using cow manure to generate renewable energy or ensuring soil health by applying biofertilizers, the chapter illustrates how circular production models can be a driving force for both environmental stewardship and economic growth. This comprehensive case demonstrates that circular models can not only help the industry produce food and energy more sustainably but also contribute to the global transition to a greener energy matrix.