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 4.61
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -5.60 -0.375 2.10
Prot (kg) -5.18 -0.441 2.29
Fertility Sub Index 1.39
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) 0.88 1.117 0.98
Calving Sub Index 2.71
Gestation Length (days) -2.95 -0.919 2.71
Beef Sub Index 2.81
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 12.75

* Based on an €80/tonne carbon price