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 5.98
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -5.95 -0.375 2.23
Prot (kg) -5.37 -0.441 2.37
Fertility Sub Index 1.19
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) 0.66 1.117 0.74
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.82
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 15.18

* Based on an €80/tonne carbon price