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 4.19
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -1.14 -0.375 0.43
Prot (kg) -4.85 -0.441 2.14
Fertility Sub Index -0.82
Calving Interval (days) 0.87 -1.459 -1.27
Survival (%) 0.40 1.117 0.45
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index -1.48
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 1.60 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 1.30

* Based on an €80/tonne carbon price