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 3.77
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) -8.34 -0.375 3.12
Prot (kg) -1.59 -0.441 0.70
Fertility Sub Index 4.78
Calving Interval (days) -3.71 -1.459 5.41
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.10
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.45 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 10.20

* Based on an €80/tonne carbon price