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 3.37
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -1.97 -0.375 0.74
Prot (kg) -3.45 -0.441 1.52
Fertility Sub Index 1.73
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.50
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 6.44

* Based on an €80/tonne carbon price