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 1.66
Milk (kg) -93.00 -0.014 1.30
Fat (kg) 3.82 -0.375 -1.43
Prot (kg) -4.05 -0.441 1.79
Fertility Sub Index 11.92
Calving Interval (days) -6.05 -1.459 8.83
Survival (%) 2.77 1.117 3.09
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index -1.00
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 15.45

* Based on an €80/tonne carbon price