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 13.60
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -14.81 -0.375 5.55
Prot (kg) -10.58 -0.441 4.67
Fertility Sub Index 1.21
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) 0.60 1.117 0.67
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.62
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 23.60

* Based on an €80/tonne carbon price