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 18.22
Milk (kg) -380.00 -0.014 5.32
Fat (kg) -19.13 -0.375 7.17
Prot (kg) -13.00 -0.441 5.74
Fertility Sub Index 2.32
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 0.29 1.117 0.32
Calving Sub Index -1.42
Gestation Length (days) 1.54 -0.919 -1.42
Beef Sub Index 0.12
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.06 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 24.26

* Based on an €80/tonne carbon price