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 0.62
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -1.21 -0.375 0.45
Prot (kg) 0.23 -0.441 -0.10
Fertility Sub Index 0.78
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.63 1.117 0.70
Calving Sub Index -1.41
Gestation Length (days) 1.53 -0.919 -1.41
Beef Sub Index -2.31
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 7.92 -0.432 -3.42
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 3.87

* Based on an €80/tonne carbon price