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 3.60
Milk (kg) 52.00 -0.014 -0.73
Fat (kg) -8.13 -0.375 3.05
Prot (kg) -2.91 -0.441 1.28
Fertility Sub Index 0.44
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) 0.24 1.117 0.27
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 0.37
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.58 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index -0.28
Live WT (kg) 0.90 -0.307 -0.28
Total Carbon Sub Index 4.03

* Based on an €80/tonne carbon price