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 13.22
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -11.17 -0.375 4.18
Prot (kg) -10.38 -0.441 4.58
Fertility Sub Index -0.51
Calving Interval (days) 0.09 -1.459 -0.13
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 2.08
Gestation Length (days) -2.26 -0.919 2.08
Beef Sub Index 4.36
Carcass Weight (kg) -8.90 -0.528 4.69
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 22.39

* Based on an €80/tonne carbon price