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 1.84
Milk (kg) -47.00 -0.014 0.66
Fat (kg) 2.56 -0.375 -0.96
Prot (kg) -4.84 -0.441 2.14
Fertility Sub Index 0.83
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.39 1.117 0.44
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.02
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.74 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 4.87

* Based on an €80/tonne carbon price