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 1.98
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -0.86 -0.375 0.32
Prot (kg) -2.56 -0.441 1.13
Fertility Sub Index -4.70
Calving Interval (days) 2.27 -1.459 -3.31
Survival (%) -1.24 1.117 -1.39
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.09
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index -1.05

* Based on an €80/tonne carbon price