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 12.11
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -11.22 -0.375 4.20
Prot (kg) -12.21 -0.441 5.39
Fertility Sub Index -4.44
Calving Interval (days) 2.10 -1.459 -3.06
Survival (%) -1.23 1.117 -1.37
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index 0.22
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 8.85

* Based on an €80/tonne carbon price