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 11.04
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -4.52 -0.375 1.69
Prot (kg) -11.15 -0.441 4.92
Fertility Sub Index -4.82
Calving Interval (days) 1.77 -1.459 -2.58
Survival (%) -2.00 1.117 -2.23
Calving Sub Index -1.85
Gestation Length (days) 2.01 -0.919 -1.85
Beef Sub Index 0.49
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -1.39 -0.432 0.60
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 4.56

* Based on an €80/tonne carbon price