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 4.50
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -2.00 -0.375 0.75
Prot (kg) -4.78 -0.441 2.11
Fertility Sub Index -0.90
Calving Interval (days) 0.22 -1.459 -0.32
Survival (%) -0.52 1.117 -0.58
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.19
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 5.34

* Based on an €80/tonne carbon price