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 6.18
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -3.43 -0.375 1.28
Prot (kg) -10.33 -0.441 4.56
Fertility Sub Index -2.50
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) -0.62 1.117 -0.69
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.37
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 5.42

* Based on an €80/tonne carbon price