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 -1.28
Milk (kg) 52.00 -0.014 -0.73
Fat (kg) -1.09 -0.375 0.41
Prot (kg) 2.18 -0.441 -0.96
Fertility Sub Index 1.80
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 1.26 1.117 1.41
Calving Sub Index 1.32
Gestation Length (days) -1.44 -0.919 1.32
Beef Sub Index 0.52
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 4.55 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 4.35

* Based on an €80/tonne carbon price