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 10.54
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -11.11 -0.375 4.16
Prot (kg) -10.30 -0.441 4.55
Fertility Sub Index 2.18
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 1.22
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 17.65

* Based on an €80/tonne carbon price