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 3.47
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -1.82 -0.375 0.68
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index -2.41
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) -0.62 1.117 -0.69
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 1.22
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 8.56

* Based on an €80/tonne carbon price