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 -2.50
Milk (kg) -63.00 -0.014 0.88
Fat (kg) 4.40 -0.375 -1.65
Prot (kg) 3.93 -0.441 -1.73
Fertility Sub Index 6.78
Calving Interval (days) -3.70 -1.459 5.40
Survival (%) 1.24 1.117 1.39
Calving Sub Index 3.05
Gestation Length (days) -3.32 -0.919 3.05
Beef Sub Index -2.30
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 4.73

* Based on an €80/tonne carbon price