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 13.10
Milk (kg) -354.00 -0.014 4.96
Fat (kg) -10.93 -0.375 4.09
Prot (kg) -9.18 -0.441 4.05
Fertility Sub Index 1.91
Calving Interval (days) -0.74 -1.459 1.08
Survival (%) 0.74 1.117 0.83
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index 1.01
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 18.27

* Based on an €80/tonne carbon price