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 8.18
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -2.31 -0.375 0.87
Prot (kg) -8.40 -0.441 3.71
Fertility Sub Index 1.55
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) 0.21 1.117 0.23
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index 0.85
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.31 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 10.45

* Based on an €80/tonne carbon price