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 6.06
Milk (kg) -206.00 -0.014 2.88
Fat (kg) -1.56 -0.375 0.58
Prot (kg) -5.88 -0.441 2.60
Fertility Sub Index 3.39
Calving Interval (days) -1.72 -1.459 2.51
Survival (%) 0.79 1.117 0.88
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 0.32
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 5.38 -0.432 -2.32
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 10.74

* Based on an €80/tonne carbon price