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 5.18
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -5.70 -0.375 2.13
Prot (kg) -5.03 -0.441 2.22
Fertility Sub Index -1.49
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) -0.43 1.117 -0.48
Calving Sub Index -0.82
Gestation Length (days) 0.89 -0.919 -0.82
Beef Sub Index -0.10
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 5.17

* Based on an €80/tonne carbon price