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 0.03
Milk (kg) 16.00 -0.014 -0.22
Fat (kg) 0.04 -0.375 -0.01
Prot (kg) -0.61 -0.441 0.27
Fertility Sub Index 2.03
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) 0.37 1.117 0.41
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index -3.93
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 5.93 -0.432 -2.56
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 2.70

* Based on an €80/tonne carbon price