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 6.03
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -3.76 -0.375 1.41
Prot (kg) -5.30 -0.441 2.34
Fertility Sub Index 0.94
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) 0.38 1.117 0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.74
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.74 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 18.65

* Based on an €80/tonne carbon price