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 1.93
Milk (kg) -105.00 -0.014 1.47
Fat (kg) 0.71 -0.375 -0.27
Prot (kg) -1.64 -0.441 0.72
Fertility Sub Index 3.43
Calving Interval (days) -1.81 -1.459 2.64
Survival (%) 0.71 1.117 0.79
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 0.27
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 11.56

* Based on an €80/tonne carbon price