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 8.21
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -5.53 -0.375 2.07
Prot (kg) -7.41 -0.441 3.27
Fertility Sub Index 0.41
Calving Interval (days) 0.00 -1.459 0.00
Survival (%) 0.37 1.117 0.41
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index -0.10
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.40 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index -2.48
Live WT (kg) 8.10 -0.307 -2.48
Total Carbon Sub Index 6.42

* Based on an €80/tonne carbon price