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 7.70
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -4.37 -0.375 1.64
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index 4.03
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -0.53
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 8.44 -0.432 -3.64
Maintenance Sub Index Maint. Sub Index 8.52
Live WT (kg) -27.80 -0.307 8.52
Total Carbon Sub Index 20.46

* Based on an €80/tonne carbon price