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 2.42
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -0.81 -0.375 0.30
Prot (kg) -1.98 -0.441 0.87
Fertility Sub Index -0.50
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.65
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 4.05

* Based on an €80/tonne carbon price