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 23.19
Milk (kg) -478.00 -0.014 6.69
Fat (kg) -19.85 -0.375 7.44
Prot (kg) -20.53 -0.441 9.06
Fertility Sub Index 5.12
Calving Interval (days) -3.04 -1.459 4.44
Survival (%) 0.61 1.117 0.68
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.42
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 30.87

* Based on an €80/tonne carbon price