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 1.31
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -1.01 -0.375 0.38
Prot (kg) -1.22 -0.441 0.54
Fertility Sub Index 0.52
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.04
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 3.36

* Based on an €80/tonne carbon price