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 7.08
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -6.78 -0.375 2.54
Prot (kg) -6.89 -0.441 3.04
Fertility Sub Index -1.74
Calving Interval (days) 1.01 -1.459 -1.47
Survival (%) -0.24 1.117 -0.27
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.45
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.04 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 7.20

* Based on an €80/tonne carbon price