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 11.24
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -14.05 -0.375 5.26
Prot (kg) -8.05 -0.441 3.55
Fertility Sub Index 1.39
Calving Interval (days) -0.48 -1.459 0.70
Survival (%) 0.62 1.117 0.69
Calving Sub Index -1.54
Gestation Length (days) 1.67 -0.919 -1.54
Beef Sub Index -3.03
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 6.53 -0.432 -2.82
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 12.39

* Based on an €80/tonne carbon price