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 1.58
Milk (kg) -55.00 -0.014 0.77
Fat (kg) 0.65 -0.375 -0.24
Prot (kg) -2.39 -0.441 1.05
Fertility Sub Index 2.72
Calving Interval (days) -1.58 -1.459 2.31
Survival (%) 0.37 1.117 0.41
Calving Sub Index -0.56
Gestation Length (days) 0.61 -0.919 -0.56
Beef Sub Index 0.95
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 7.03

* Based on an €80/tonne carbon price