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 3.05
Milk (kg) -100.00 -0.014 1.40
Fat (kg) 2.05 -0.375 -0.77
Prot (kg) -5.47 -0.441 2.41
Fertility Sub Index 0.12
Calving Interval (days) -0.10 -1.459 0.15
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 4.55

* Based on an €80/tonne carbon price