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 10.62
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -6.42 -0.375 2.40
Prot (kg) -13.77 -0.441 6.08
Fertility Sub Index 0.99
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.34
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 13.36

* Based on an €80/tonne carbon price