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 15.06
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -18.50 -0.375 6.93
Prot (kg) -14.48 -0.441 6.39
Fertility Sub Index 1.80
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index -0.02
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 20.97

* Based on an €80/tonne carbon price