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 4.67
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -3.96 -0.375 1.48
Prot (kg) -3.89 -0.441 1.72
Fertility Sub Index -3.12
Calving Interval (days) 1.78 -1.459 -2.60
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index -0.13
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 12.39

* Based on an €80/tonne carbon price