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 -2.60
Milk (kg) 35.00 -0.014 -0.49
Fat (kg) 1.30 -0.375 -0.49
Prot (kg) 3.68 -0.441 -1.62
Fertility Sub Index -2.92
Calving Interval (days) 1.53 -1.459 -2.23
Survival (%) -0.62 1.117 -0.69
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index 0.00
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.40 -0.432 -1.90
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index -5.83

* Based on an €80/tonne carbon price