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 4.23
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -0.36 -0.375 0.13
Prot (kg) -3.78 -0.441 1.67
Fertility Sub Index -2.88
Calving Interval (days) 1.15 -1.459 -1.68
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 0.66
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index 2.31

* Based on an €80/tonne carbon price