Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 4.12
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -3.26 -0.375 1.22
Prot (kg) -3.80 -0.441 1.68
Fertility Sub Index 1.85
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) 0.44 1.117 0.49
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.92
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.90 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 17.67

* Based on an €80/tonne carbon price