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 -2.92
Milk (kg) 88.00 -0.014 -1.23
Fat (kg) 5.35 -0.375 -2.00
Prot (kg) -0.72 -0.441 0.32
Fertility Sub Index 3.86
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 1.38 1.117 1.54
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.28
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 2.29

* Based on an €80/tonne carbon price