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 11.33
Milk (kg) -447.00 -0.014 6.26
Fat (kg) -2.56 -0.375 0.96
Prot (kg) -9.32 -0.441 4.11
Fertility Sub Index -1.78
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -1.06
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 8.44 -0.432 -3.64
Maintenance Sub Index Maint. Sub Index 8.09
Live WT (kg) -26.40 -0.307 8.09
Total Carbon Sub Index 17.27

* Based on an €80/tonne carbon price