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 6.65
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -5.60 -0.375 2.10
Prot (kg) -6.35 -0.441 2.80
Fertility Sub Index 1.17
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 1.46
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.52 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 12.07

* Based on an €80/tonne carbon price