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 7.35
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -6.24 -0.375 2.34
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index 1.51
Calving Interval (days) -0.71 -1.459 1.04
Survival (%) 0.42 1.117 0.47
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.05
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 10.34

* Based on an €80/tonne carbon price