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 6.59
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -4.71 -0.375 1.76
Prot (kg) -5.86 -0.441 2.59
Fertility Sub Index 0.54
Calving Interval (days) -0.22 -1.459 0.32
Survival (%) 0.20 1.117 0.22
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.83
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.07 -0.432 0.46
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 18.43

* Based on an €80/tonne carbon price