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 0.59
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -0.57 -0.375 0.21
Prot (kg) -0.62 -0.441 0.27
Fertility Sub Index 2.14
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 0.28 1.117 0.31
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.04
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 4.39

* Based on an €80/tonne carbon price