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 0.63
Milk (kg) -132.00 -0.014 1.85
Fat (kg) 4.48 -0.375 -1.68
Prot (kg) -1.05 -0.441 0.46
Fertility Sub Index 0.25
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index -0.66
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.27 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 1.77

* Based on an €80/tonne carbon price