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 4.20
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -2.76 -0.375 1.03
Prot (kg) -4.35 -0.441 1.92
Fertility Sub Index -4.96
Calving Interval (days) 2.23 -1.459 -3.25
Survival (%) -1.53 1.117 -1.71
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.46
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 1.24

* Based on an €80/tonne carbon price