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 5.42
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -0.60 -0.375 0.22
Prot (kg) -6.31 -0.441 2.78
Fertility Sub Index 7.72
Calving Interval (days) -4.68 -1.459 6.83
Survival (%) 0.80 1.117 0.89
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 3.02
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 21.38

* Based on an €80/tonne carbon price