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 6.77
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -7.71 -0.375 2.89
Prot (kg) -5.41 -0.441 2.39
Fertility Sub Index 6.68
Calving Interval (days) -3.77 -1.459 5.50
Survival (%) 1.06 1.117 1.18
Calving Sub Index 1.14
Gestation Length (days) -1.24 -0.919 1.14
Beef Sub Index -0.70
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 3.34 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 16.20

* Based on an €80/tonne carbon price