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 1.46
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -0.09 -0.375 0.03
Prot (kg) -1.65 -0.441 0.73
Fertility Sub Index 0.40
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) -0.33 1.117 -0.37
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index 0.00
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 4.64

* Based on an €80/tonne carbon price