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 3.41
Milk (kg) -125.00 -0.014 1.75
Fat (kg) 3.02 -0.375 -1.13
Prot (kg) -6.32 -0.441 2.79
Fertility Sub Index -0.81
Calving Interval (days) 0.60 -1.459 -0.88
Survival (%) 0.06 1.117 0.07
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 0.36
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 6.26 -0.432 -2.70
Maintenance Sub Index Maint. Sub Index -0.86
Live WT (kg) 2.80 -0.307 -0.86
Total Carbon Sub Index 3.25

* Based on an €80/tonne carbon price