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 8.84
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -10.05 -0.375 3.76
Prot (kg) -5.45 -0.441 2.41
Fertility Sub Index 1.03
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) 0.83 1.117 0.93
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.26
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.35 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 16.86

* Based on an €80/tonne carbon price