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 8.30
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -9.55 -0.375 3.58
Prot (kg) -8.68 -0.441 3.83
Fertility Sub Index 2.31
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) 0.70 1.117 0.78
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.54
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 12.74

* Based on an €80/tonne carbon price