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 8.10
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -3.07 -0.375 1.15
Prot (kg) -10.22 -0.441 4.51
Fertility Sub Index -4.89
Calving Interval (days) 2.34 -1.459 -3.41
Survival (%) -1.32 1.117 -1.47
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.41
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 4.15

* Based on an €80/tonne carbon price