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 6.00
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -4.51 -0.375 1.69
Prot (kg) -5.45 -0.441 2.41
Fertility Sub Index -0.19
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) -0.50 1.117 -0.56
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.53
Carcass Weight (kg) -1.75 -0.528 0.92
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 2.10
Live WT (kg) -6.85 -0.307 2.10
Total Carbon Sub Index 7.89

* Based on an €80/tonne carbon price