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 9.66
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -8.88 -0.375 3.33
Prot (kg) -7.06 -0.441 3.12
Fertility Sub Index 5.71
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) 1.77 1.117 1.98
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.23
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 6.02 -0.432 -2.60
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 20.05

* Based on an €80/tonne carbon price