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 -6.39
Milk (kg) 123.00 -0.014 -1.72
Fat (kg) 8.71 -0.375 -3.26
Prot (kg) 3.18 -0.441 -1.40
Fertility Sub Index -0.32
Calving Interval (days) 0.45 -1.459 -0.66
Survival (%) 0.30 1.117 0.34
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 0.60
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index -5.56

* Based on an €80/tonne carbon price