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 10.27
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -10.13 -0.375 3.79
Prot (kg) -9.31 -0.441 4.11
Fertility Sub Index -0.19
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 2.04
Gestation Length (days) -2.22 -0.919 2.04
Beef Sub Index 0.99
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 16.57

* Based on an €80/tonne carbon price