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 7.36
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -6.40 -0.375 2.40
Prot (kg) -6.27 -0.441 2.77
Fertility Sub Index -3.19
Calving Interval (days) 1.56 -1.459 -2.28
Survival (%) -0.82 1.117 -0.92
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.60
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 6.46

* Based on an €80/tonne carbon price