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 2.04
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -1.09 -0.375 0.41
Prot (kg) -1.79 -0.441 0.79
Fertility Sub Index 7.12
Calving Interval (days) -4.35 -1.459 6.35
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 1.30
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.41 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 14.06

* Based on an €80/tonne carbon price