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 4.46
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -4.26 -0.375 1.60
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index -10.00
Calving Interval (days) 4.92 -1.459 -7.18
Survival (%) -2.53 1.117 -2.83
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.02
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -0.16 -0.432 0.07
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index -4.39

* Based on an €80/tonne carbon price