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 7.70
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -4.37 -0.375 1.64
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index 4.09
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) 1.68 1.117 1.88
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -0.83
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 8.64 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 8.40
Live WT (kg) -27.40 -0.307 8.40
Total Carbon Sub Index 20.13

* Based on an €80/tonne carbon price