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 6.20
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -0.48 -0.375 0.18
Prot (kg) -3.55 -0.441 1.57
Fertility Sub Index -0.23
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index 0.50
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 8.64

* Based on an €80/tonne carbon price