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 0.46
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) -1.22 -0.375 0.46
Prot (kg) -0.20 -0.441 0.09
Fertility Sub Index 9.31
Calving Interval (days) -5.39 -1.459 7.86
Survival (%) 1.29 1.117 1.44
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 0.17
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 14.32

* Based on an €80/tonne carbon price