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 1.36
Milk (kg) -46.00 -0.014 0.64
Fat (kg) 1.32 -0.375 -0.49
Prot (kg) -2.74 -0.441 1.21
Fertility Sub Index 0.60
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.13
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 3.08

* Based on an €80/tonne carbon price