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 4.46
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -2.92 -0.375 1.09
Prot (kg) -2.74 -0.441 1.21
Fertility Sub Index -11.14
Calving Interval (days) 5.50 -1.459 -8.02
Survival (%) -2.79 1.117 -3.12
Calving Sub Index 1.74
Gestation Length (days) -1.89 -0.919 1.74
Beef Sub Index -1.07
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 3.22 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -5.09

* Based on an €80/tonne carbon price