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 6.68
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -4.58 -0.375 1.72
Prot (kg) -7.61 -0.441 3.36
Fertility Sub Index 1.45
Calving Interval (days) -0.79 -1.459 1.15
Survival (%) 0.27 1.117 0.30
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 2.40
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 12.39

* Based on an €80/tonne carbon price