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 2.23
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -0.99 -0.375 0.37
Prot (kg) -2.66 -0.441 1.17
Fertility Sub Index 3.31
Calving Interval (days) -1.98 -1.459 2.89
Survival (%) 0.38 1.117 0.42
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 1.38
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 9.24

* Based on an €80/tonne carbon price