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 5.37
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -5.13 -0.375 1.92
Prot (kg) -3.91 -0.441 1.73
Fertility Sub Index -1.78
Calving Interval (days) 1.10 -1.459 -1.60
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 0.14
Gestation Length (days) -0.15 -0.919 0.14
Beef Sub Index -1.07
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index -1.62
Live WT (kg) 5.30 -0.307 -1.62
Total Carbon Sub Index 1.03

* Based on an €80/tonne carbon price