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 0.23
Milk (kg) 35.00 -0.014 -0.49
Fat (kg) -1.31 -0.375 0.49
Prot (kg) -0.53 -0.441 0.23
Fertility Sub Index 10.27
Calving Interval (days) -5.91 -1.459 8.62
Survival (%) 1.47 1.117 1.64
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.25
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.03 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 13.27

* Based on an €80/tonne carbon price