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 8.41
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -7.51 -0.375 2.81
Prot (kg) -6.27 -0.441 2.77
Fertility Sub Index 2.40
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 0.61 1.117 0.68
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.88
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 21.32

* Based on an €80/tonne carbon price