Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 5.35
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -2.65 -0.375 0.99
Prot (kg) -6.57 -0.441 2.90
Fertility Sub Index 0.77
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.40
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 6.24

* Based on an €80/tonne carbon price