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 2.77
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -2.41 -0.375 0.90
Prot (kg) -2.27 -0.441 1.00
Fertility Sub Index -0.24
Calving Interval (days) 0.15 -1.459 -0.22
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.03
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 0.55 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 2.75

* Based on an €80/tonne carbon price