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 0.26
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 0.07 -0.375 -0.03
Prot (kg) -0.37 -0.441 0.16
Fertility Sub Index 0.29
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.15
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 2.25

* Based on an €80/tonne carbon price