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 -1.18
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) 4.54 -0.375 -1.70
Prot (kg) -1.79 -0.441 0.79
Fertility Sub Index -3.89
Calving Interval (days) 1.98 -1.459 -2.89
Survival (%) -0.90 1.117 -1.01
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 2.24
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -0.79 -0.432 0.34
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index -3.12

* Based on an €80/tonne carbon price