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 16.58
Milk (kg) -276.00 -0.014 3.86
Fat (kg) -16.86 -0.375 6.32
Prot (kg) -14.50 -0.441 6.40
Fertility Sub Index 0.86
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.08
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 18.73

* Based on an €80/tonne carbon price