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 3.99
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -3.86 -0.375 1.45
Prot (kg) -1.10 -0.441 0.49
Fertility Sub Index 1.94
Calving Interval (days) -0.84 -1.459 1.23
Survival (%) 0.64 1.117 0.72
Calving Sub Index 2.28
Gestation Length (days) -2.48 -0.919 2.28
Beef Sub Index -0.11
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 8.32 -0.432 -3.59
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 11.59

* Based on an €80/tonne carbon price