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 17.72
Milk (kg) -331.00 -0.014 4.63
Fat (kg) -15.42 -0.375 5.78
Prot (kg) -16.57 -0.441 7.31
Fertility Sub Index 0.37
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) -0.32 1.117 -0.36
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 0.68
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 22.77

* Based on an €80/tonne carbon price