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 1.62
Milk (kg) 48.00 -0.014 -0.67
Fat (kg) -3.08 -0.375 1.15
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index -0.62
Calving Interval (days) -0.22 -1.459 0.32
Survival (%) -0.84 1.117 -0.94
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index 1.12
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 3.90

* Based on an €80/tonne carbon price