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 8.00
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -1.03 -0.375 0.39
Prot (kg) -11.63 -0.441 5.13
Fertility Sub Index -2.54
Calving Interval (days) 1.46 -1.459 -2.13
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 0.75
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index 5.48

* Based on an €80/tonne carbon price