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 9.88
Milk (kg) 46.00 -0.014 -0.64
Fat (kg) -13.43 -0.375 5.03
Prot (kg) -12.45 -0.441 5.49
Fertility Sub Index 1.39
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.41 1.117 0.46
Calving Sub Index -1.37
Gestation Length (days) 1.49 -0.919 -1.37
Beef Sub Index 0.38
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 12.64

* Based on an €80/tonne carbon price