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 14.33
Milk (kg) -257.00 -0.014 3.60
Fat (kg) -15.82 -0.375 5.93
Prot (kg) -10.89 -0.441 4.81
Fertility Sub Index -3.24
Calving Interval (days) 1.44 -1.459 -2.10
Survival (%) -1.02 1.117 -1.14
Calving Sub Index -2.12
Gestation Length (days) 2.31 -0.919 -2.12
Beef Sub Index -3.03
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 3.60 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 8.51

* Based on an €80/tonne carbon price