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 8.53
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -9.98 -0.375 3.74
Prot (kg) -5.31 -0.441 2.34
Fertility Sub Index 1.82
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) 0.73 1.117 0.82
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.52
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 18.59

* Based on an €80/tonne carbon price