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 11.08
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -12.64 -0.375 4.73
Prot (kg) -8.29 -0.441 3.66
Fertility Sub Index 4.40
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.27
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 24.43

* Based on an €80/tonne carbon price