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 5.33
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -5.59 -0.375 2.09
Prot (kg) -2.66 -0.441 1.17
Fertility Sub Index 5.88
Calving Interval (days) -5.08 -1.459 7.41
Survival (%) -1.37 1.117 -1.53
Calving Sub Index 0.54
Gestation Length (days) -0.59 -0.919 0.54
Beef Sub Index 0.39
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -1.02 -0.432 0.44
Maintenance Sub Index Maint. Sub Index -0.67
Live WT (kg) 2.20 -0.307 -0.67
Total Carbon Sub Index 11.47

* Based on an €80/tonne carbon price