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 1.32
Milk (kg) -58.00 -0.014 0.81
Fat (kg) 2.08 -0.375 -0.78
Prot (kg) -2.92 -0.441 1.29
Fertility Sub Index 0.15
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index -1.15
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 3.40 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 3.42

* Based on an €80/tonne carbon price