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 5.90
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -8.18 -0.375 3.06
Prot (kg) -5.61 -0.441 2.48
Fertility Sub Index 0.12
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) -0.13 1.117 -0.15
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 1.29
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 12.74

* Based on an €80/tonne carbon price