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 12.20
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -18.01 -0.375 6.75
Prot (kg) -6.83 -0.441 3.01
Fertility Sub Index -0.75
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index 0.17
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 11.63

* Based on an €80/tonne carbon price