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 0.41
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -0.87 -0.375 0.33
Prot (kg) 0.37 -0.441 -0.16
Fertility Sub Index -0.60
Calving Interval (days) 1.39 -1.459 -2.03
Survival (%) 1.28 1.117 1.43
Calving Sub Index -0.97
Gestation Length (days) 1.06 -0.919 -0.97
Beef Sub Index -1.23
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 5.54 -0.432 -2.39
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 2.64

* Based on an €80/tonne carbon price