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 19.53
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -19.64 -0.375 7.36
Prot (kg) -17.78 -0.441 7.85
Fertility Sub Index 1.53
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 0.06
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 25.07

* Based on an €80/tonne carbon price