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 1.20
Milk (kg) -38.00 -0.014 0.53
Fat (kg) 1.18 -0.375 -0.44
Prot (kg) -2.52 -0.441 1.11
Fertility Sub Index 0.37
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.17
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 2.90

* Based on an €80/tonne carbon price