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 3.55
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -2.18 -0.375 0.82
Prot (kg) -2.81 -0.441 1.24
Fertility Sub Index 3.71
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) 1.43 1.117 1.60
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 2.32
Carcass Weight (kg) -11.30 -0.528 5.96
Age of Slaughter (days) 8.44 -0.432 -3.64
Maintenance Sub Index Maint. Sub Index 11.43
Live WT (kg) -37.30 -0.307 11.43
Total Carbon Sub Index 21.63

* Based on an €80/tonne carbon price