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 11.39
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -9.15 -0.375 3.43
Prot (kg) -12.49 -0.441 5.51
Fertility Sub Index 0.06
Calving Interval (days) -0.32 -1.459 0.47
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 0.52
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 15.27

* Based on an €80/tonne carbon price