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 2.65
Milk (kg) 56.00 -0.014 -0.78
Fat (kg) -3.41 -0.375 1.28
Prot (kg) -4.88 -0.441 2.15
Fertility Sub Index 0.25
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) 0.13 1.117 0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -2.64
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 6.00 -0.432 -2.59
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index -0.03

* Based on an €80/tonne carbon price