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 5.53
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -5.45 -0.375 2.04
Prot (kg) -5.12 -0.441 2.26
Fertility Sub Index 1.29
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.29 1.117 0.32
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.27
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 15.31

* Based on an €80/tonne carbon price