Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 5.72
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -3.89 -0.375 1.46
Prot (kg) -4.96 -0.441 2.19
Fertility Sub Index 7.70
Calving Interval (days) -3.47 -1.459 5.06
Survival (%) 2.36 1.117 2.64
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.35
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -0.67 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 25.64

* Based on an €80/tonne carbon price