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 20.37
Milk (kg) -488.00 -0.014 6.83
Fat (kg) -17.88 -0.375 6.70
Prot (kg) -15.49 -0.441 6.84
Fertility Sub Index 4.07
Calving Interval (days) -2.34 -1.459 3.41
Survival (%) 0.59 1.117 0.66
Calving Sub Index 1.24
Gestation Length (days) -1.35 -0.919 1.24
Beef Sub Index 2.90
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 1.34 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 33.25

* Based on an €80/tonne carbon price