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 2.01
Milk (kg) -59.00 -0.014 0.83
Fat (kg) 0.75 -0.375 -0.28
Prot (kg) -3.33 -0.441 1.47
Fertility Sub Index 0.40
Calving Interval (days) -0.23 -1.459 0.34
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.48
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 2.21

* Based on an €80/tonne carbon price