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 2.40
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -0.05 -0.375 0.02
Prot (kg) -2.29 -0.441 1.01
Fertility Sub Index -0.24
Calving Interval (days) 0.12 -1.459 -0.18
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.59
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 4.24

* Based on an €80/tonne carbon price