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 5.70
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -5.94 -0.375 2.22
Prot (kg) -5.05 -0.441 2.23
Fertility Sub Index -4.81
Calving Interval (days) 2.35 -1.459 -3.43
Survival (%) -1.24 1.117 -1.39
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.18
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 2.59

* Based on an €80/tonne carbon price