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 2.30
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -1.79 -0.375 0.67
Prot (kg) -1.88 -0.441 0.83
Fertility Sub Index 6.64
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) 1.83 1.117 2.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.19
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.41 -0.432 0.61
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 20.46

* Based on an €80/tonne carbon price