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 6.08
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -10.45 -0.375 3.91
Prot (kg) -2.37 -0.441 1.05
Fertility Sub Index 4.50
Calving Interval (days) -2.24 -1.459 3.27
Survival (%) 1.10 1.117 1.23
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index -2.18
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 6.39 -0.432 -2.76
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 11.64

* Based on an €80/tonne carbon price