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 2.92
Milk (kg) -120.00 -0.014 1.68
Fat (kg) 3.29 -0.375 -1.23
Prot (kg) -5.61 -0.441 2.48
Fertility Sub Index 7.29
Calving Interval (days) -4.36 -1.459 6.36
Survival (%) 0.83 1.117 0.93
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index 5.03
Carcass Weight (kg) -8.00 -0.528 4.22
Age of Slaughter (days) -1.87 -0.432 0.81
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 17.39

* Based on an €80/tonne carbon price