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 -5.88
Milk (kg) 88.00 -0.014 -1.23
Fat (kg) 16.15 -0.375 -6.05
Prot (kg) -3.17 -0.441 1.40
Fertility Sub Index 1.77
Calving Interval (days) -1.27 -1.459 1.85
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 0.20
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.07 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index -1.07

* Based on an €80/tonne carbon price