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 2.86
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -1.54 -0.375 0.58
Prot (kg) -3.37 -0.441 1.49
Fertility Sub Index -0.44
Calving Interval (days) 0.37 -1.459 -0.54
Survival (%) 0.09 1.117 0.10
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.28
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -0.64 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 7.30

* Based on an €80/tonne carbon price