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 0.65
Milk (kg) -13.00 -0.014 0.18
Fat (kg) 2.26 -0.375 -0.85
Prot (kg) -2.98 -0.441 1.32
Fertility Sub Index 0.92
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index -0.60
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 0.61

* Based on an €80/tonne carbon price