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 1.83
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) -7.41 -0.375 2.78
Prot (kg) 1.48 -0.441 -0.65
Fertility Sub Index 5.03
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 1.50 1.117 1.68
Calving Sub Index 1.69
Gestation Length (days) -1.84 -0.919 1.69
Beef Sub Index 1.75
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 14.32

* Based on an €80/tonne carbon price