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 14.19
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -15.78 -0.375 5.91
Prot (kg) -13.43 -0.441 5.93
Fertility Sub Index 1.04
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 0.01
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 17.97

* Based on an €80/tonne carbon price