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 5.52
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -6.47 -0.375 2.42
Prot (kg) -2.23 -0.441 0.98
Fertility Sub Index 1.64
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 0.45 1.117 0.50
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.40
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 17.22

* Based on an €80/tonne carbon price