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 4.01
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -3.82 -0.375 1.43
Prot (kg) -4.45 -0.441 1.96
Fertility Sub Index -5.50
Calving Interval (days) 2.98 -1.459 -4.35
Survival (%) -1.03 1.117 -1.15
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index -0.92
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index -1.22

* Based on an €80/tonne carbon price