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 7.98
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -10.20 -0.375 3.82
Prot (kg) -8.29 -0.441 3.66
Fertility Sub Index 3.73
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 0.19 1.117 0.21
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.41
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.64 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 16.40

* Based on an €80/tonne carbon price