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 -3.32
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) 6.32 -0.375 -2.37
Prot (kg) 0.41 -0.441 -0.18
Fertility Sub Index 4.12
Calving Interval (days) -1.93 -1.459 2.82
Survival (%) 1.17 1.117 1.31
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 0.69
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 3.50

* Based on an €80/tonne carbon price