The article discusses the challenges and potential solutions for milk producers regarding calf rearing, with a focus on the EU's initiative to ban individual housing for calves by 2027. It highlights the benefits of rearing calves in pairs, such as improved social behavior and stress levels, and the advantages of group housing, including efficient milk feeding and less labor intensity. However, it also mentions the challenges of providing a sufficient milk supply for pair rearing and the high cost of investing in new housing systems. The article suggests that group housing systems, like combination systems, might become more popular due to their labor efficiency and environmental agency's support. The article also touches on the need for milk producers to adapt their management practices for bull calves to comply with these changes.