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 1.44
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -0.51 -0.375 0.19
Prot (kg) -1.28 -0.441 0.56
Fertility Sub Index 0.78
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) 0.24 1.117 0.27
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.00
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.79 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 12.26

* Based on an €80/tonne carbon price