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 2.94
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -0.17 -0.375 0.06
Prot (kg) -2.65 -0.441 1.17
Fertility Sub Index 6.17
Calving Interval (days) -3.08 -1.459 4.49
Survival (%) 1.50 1.117 1.68
Calving Sub Index 1.74
Gestation Length (days) -1.89 -0.919 1.74
Beef Sub Index 0.41
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 15.43

* Based on an €80/tonne carbon price