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 -20.36
Milk (kg) 450.00 -0.014 -6.30
Fat (kg) 17.87 -0.375 -6.69
Prot (kg) 16.68 -0.441 -7.36
Fertility Sub Index 1.33
Calving Interval (days) 0.62 -1.459 -0.90
Survival (%) 2.00 1.117 2.23
Calving Sub Index 3.05
Gestation Length (days) -3.32 -0.919 3.05
Beef Sub Index -2.43
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 7.59 -0.432 -3.28
Maintenance Sub Index Maint. Sub Index -3.83
Live WT (kg) 12.50 -0.307 -3.83
Total Carbon Sub Index -22.24

* Based on an €80/tonne carbon price