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 2.34
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -0.60 -0.375 0.22
Prot (kg) -4.39 -0.441 1.94
Fertility Sub Index 3.19
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) 1.35 1.117 1.51
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 4.11
Carcass Weight (kg) -10.00 -0.528 5.28
Age of Slaughter (days) 2.71 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 15.08

* Based on an €80/tonne carbon price