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 0.07
Milk (kg) -88.00 -0.014 1.23
Fat (kg) 2.81 -0.375 -1.05
Prot (kg) 0.25 -0.441 -0.11
Fertility Sub Index -0.44
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) -0.86 1.117 -0.96
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 0.16
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) -3.06 -0.432 1.32
Maintenance Sub Index Maint. Sub Index -3.56
Live WT (kg) 11.60 -0.307 -3.56
Total Carbon Sub Index -3.28

* Based on an €80/tonne carbon price