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 8.46
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -4.54 -0.375 1.70
Prot (kg) -11.19 -0.441 4.94
Fertility Sub Index 0.79
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index -2.20
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index -1.96
Live WT (kg) 6.40 -0.307 -1.96
Total Carbon Sub Index 6.21

* Based on an €80/tonne carbon price