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 3.96
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -1.50 -0.375 0.56
Prot (kg) -7.15 -0.441 3.16
Fertility Sub Index -1.00
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 2.82
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -3.48 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 10.04

* Based on an €80/tonne carbon price