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 14.78
Milk (kg) -257.00 -0.014 3.60
Fat (kg) -14.31 -0.375 5.36
Prot (kg) -13.20 -0.441 5.83
Fertility Sub Index 2.72
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) 0.87 1.117 0.97
Calving Sub Index -0.06
Gestation Length (days) 0.07 -0.919 -0.06
Beef Sub Index -0.16
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 4.27 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index -0.49
Live WT (kg) 1.60 -0.307 -0.49
Total Carbon Sub Index 16.79

* Based on an €80/tonne carbon price