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 8.58
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -3.89 -0.375 1.46
Prot (kg) -10.71 -0.441 4.73
Fertility Sub Index 3.98
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -0.32
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 15.09

* Based on an €80/tonne carbon price