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 19.86
Milk (kg) -383.00 -0.014 5.36
Fat (kg) -19.30 -0.375 7.23
Prot (kg) -16.46 -0.441 7.26
Fertility Sub Index 4.10
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index 1.18
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 31.18

* Based on an €80/tonne carbon price