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 15.59
Milk (kg) -315.00 -0.014 4.41
Fat (kg) -13.25 -0.375 4.96
Prot (kg) -14.09 -0.441 6.22
Fertility Sub Index 2.09
Calving Interval (days) -1.69 -1.459 2.47
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 0.47
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 22.12

* Based on an €80/tonne carbon price