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 -8.32
Milk (kg) 128.00 -0.014 -1.79
Fat (kg) 6.89 -0.375 -2.58
Prot (kg) 8.94 -0.441 -3.95
Fertility Sub Index 0.33
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) 0.92 1.117 1.03
Calving Sub Index 1.58
Gestation Length (days) -1.72 -0.919 1.58
Beef Sub Index 3.18
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index -3.54

* Based on an €80/tonne carbon price