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 8.62
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -8.64 -0.375 3.24
Prot (kg) -6.48 -0.441 2.86
Fertility Sub Index -1.47
Calving Interval (days) 0.74 -1.459 -1.08
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 1.47
Gestation Length (days) -1.60 -0.919 1.47
Beef Sub Index -1.42
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index -2.67
Live WT (kg) 8.70 -0.307 -2.67
Total Carbon Sub Index 4.53

* Based on an €80/tonne carbon price