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 11.83
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -9.16 -0.375 3.43
Prot (kg) -11.84 -0.441 5.23
Fertility Sub Index 4.12
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 0.24 1.117 0.27
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 2.12
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -2.22 -0.432 0.96
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 19.09

* Based on an €80/tonne carbon price