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 9.39
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -8.75 -0.375 3.28
Prot (kg) -7.79 -0.441 3.44
Fertility Sub Index 2.57
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 0.51 1.117 0.57
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.60
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 23.11

* Based on an €80/tonne carbon price