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 7.32
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -8.20 -0.375 3.07
Prot (kg) -6.89 -0.441 3.04
Fertility Sub Index 7.43
Calving Interval (days) -4.29 -1.459 6.26
Survival (%) 1.05 1.117 1.17
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.07
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 19.00

* Based on an €80/tonne carbon price