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 8.01
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -6.48 -0.375 2.43
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index 2.25
Calving Interval (days) -0.73 -1.459 1.07
Survival (%) 1.06 1.117 1.18
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.43
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 22.66

* Based on an €80/tonne carbon price