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 1.12
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -0.03 -0.375 0.01
Prot (kg) -1.02 -0.441 0.45
Fertility Sub Index 4.01
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) 1.58 1.117 1.77
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -1.06
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 8.80 -0.432 -3.80
Maintenance Sub Index Maint. Sub Index 8.15
Live WT (kg) -26.60 -0.307 8.15
Total Carbon Sub Index 12.97

* Based on an €80/tonne carbon price