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 13.60
Milk (kg) -448.00 -0.014 6.27
Fat (kg) -9.91 -0.375 3.71
Prot (kg) -8.19 -0.441 3.61
Fertility Sub Index 6.05
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) 1.63 1.117 1.82
Calving Sub Index 1.47
Gestation Length (days) -1.60 -0.919 1.47
Beef Sub Index -1.47
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 6.47 -0.432 -2.79
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 25.37

* Based on an €80/tonne carbon price