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 7.96
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -6.46 -0.375 2.42
Prot (kg) -5.42 -0.441 2.39
Fertility Sub Index 0.05
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 0.35
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 9.24

* Based on an €80/tonne carbon price