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 -4.84
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 8.62 -0.375 -3.23
Prot (kg) 3.68 -0.441 -1.62
Fertility Sub Index 0.60
Calving Interval (days) 0.47 -1.459 -0.69
Survival (%) 1.15 1.117 1.28
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.47
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.31 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index -2.30

* Based on an €80/tonne carbon price