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 2.08
Milk (kg) 46.00 -0.014 -0.64
Fat (kg) -2.10 -0.375 0.79
Prot (kg) -4.38 -0.441 1.93
Fertility Sub Index -7.05
Calving Interval (days) 3.92 -1.459 -5.72
Survival (%) -1.19 1.117 -1.33
Calving Sub Index 0.12
Gestation Length (days) -0.13 -0.919 0.12
Beef Sub Index 0.10
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.94 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index -4.05

* Based on an €80/tonne carbon price