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 4.04
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -3.30 -0.375 1.24
Prot (kg) -4.49 -0.441 1.98
Fertility Sub Index -3.77
Calving Interval (days) 2.11 -1.459 -3.08
Survival (%) -0.62 1.117 -0.69
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 0.70
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 4.49

* Based on an €80/tonne carbon price