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 -4.24
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) 5.06 -0.375 -1.90
Prot (kg) 5.07 -0.441 -2.24
Fertility Sub Index -2.05
Calving Interval (days) 1.04 -1.459 -1.52
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 1.54
Gestation Length (days) -1.68 -0.919 1.54
Beef Sub Index -1.03
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 4.21 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index -5.26

* Based on an €80/tonne carbon price