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 6.60
Milk (kg) -219.00 -0.014 3.07
Fat (kg) 3.43 -0.375 -1.28
Prot (kg) -10.91 -0.441 4.82
Fertility Sub Index 0.67
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index -0.19
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index 6.74

* Based on an €80/tonne carbon price