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 0.75
Milk (kg) -22.00 -0.014 0.31
Fat (kg) 0.55 -0.375 -0.21
Prot (kg) -1.47 -0.441 0.65
Fertility Sub Index 0.88
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.03
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 3.31

* Based on an €80/tonne carbon price