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 2.42
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -0.64 -0.375 0.24
Prot (kg) -0.81 -0.441 0.36
Fertility Sub Index 7.71
Calving Interval (days) -3.84 -1.459 5.60
Survival (%) 1.89 1.117 2.11
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.92
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 20.60

* Based on an €80/tonne carbon price