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 5.78
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) -8.79 -0.375 3.29
Prot (kg) -6.23 -0.441 2.75
Fertility Sub Index -8.32
Calving Interval (days) 4.34 -1.459 -6.33
Survival (%) -1.78 1.117 -1.99
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.40
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 3.61 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index -0.64
Live WT (kg) 2.10 -0.307 -0.64
Total Carbon Sub Index -2.27

* Based on an €80/tonne carbon price