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 6.65
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -5.86 -0.375 2.19
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index 10.18
Calving Interval (days) -5.44 -1.459 7.94
Survival (%) 2.01 1.117 2.25
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.32
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 17.25

* Based on an €80/tonne carbon price