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 6.88
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -7.35 -0.375 2.75
Prot (kg) -4.24 -0.441 1.87
Fertility Sub Index 4.76
Calving Interval (days) -1.93 -1.459 2.82
Survival (%) 1.74 1.117 1.94
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index 4.26
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 19.92

* Based on an €80/tonne carbon price