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 11.69
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -11.30 -0.375 4.23
Prot (kg) -7.69 -0.441 3.39
Fertility Sub Index -0.28
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) 1.36 1.117 1.52
Calving Sub Index -1.25
Gestation Length (days) 1.36 -0.919 -1.25
Beef Sub Index -2.29
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 4.81 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 11.92

* Based on an €80/tonne carbon price