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 3.06
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -2.35 -0.375 0.88
Prot (kg) -2.56 -0.441 1.13
Fertility Sub Index -1.64
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -1.00
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 8.79 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 8.15
Live WT (kg) -26.60 -0.307 8.15
Total Carbon Sub Index 9.26

* Based on an €80/tonne carbon price