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 7.69
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -5.81 -0.375 2.18
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index -0.52
Calving Interval (days) -0.32 -1.459 0.47
Survival (%) -0.88 1.117 -0.98
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.20
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 10.45

* Based on an €80/tonne carbon price