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 4.90
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -3.57 -0.375 1.34
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index 0.39
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.02
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 6.79

* Based on an €80/tonne carbon price