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) -52.00 -0.014 0.73
Fat (kg) -0.05 -0.375 0.02
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index -2.27
Calving Interval (days) 1.39 -1.459 -2.03
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 0.43
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.52 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 3.11

* Based on an €80/tonne carbon price