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 6.36
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -5.35 -0.375 2.00
Prot (kg) -4.89 -0.441 2.16
Fertility Sub Index 0.80
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) 0.05 1.117 0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.18
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 8.26

* Based on an €80/tonne carbon price