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 3.27
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -2.10 -0.375 0.79
Prot (kg) -2.64 -0.441 1.17
Fertility Sub Index 3.61
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) 1.43 1.117 1.60
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 3.22
Carcass Weight (kg) -12.70 -0.528 6.70
Age of Slaughter (days) 8.07 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 12.39
Live WT (kg) -40.40 -0.307 12.39
Total Carbon Sub Index 23.07

* Based on an €80/tonne carbon price