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 2.42
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -3.63 -0.375 1.36
Prot (kg) -1.45 -0.441 0.64
Fertility Sub Index -2.85
Calving Interval (days) 2.16 -1.459 -3.15
Survival (%) 0.27 1.117 0.30
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 2.24
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.64 -0.432 0.71
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index 2.70

* Based on an €80/tonne carbon price