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 16.75
Milk (kg) -470.00 -0.014 6.58
Fat (kg) -10.80 -0.375 4.05
Prot (kg) -13.87 -0.441 6.12
Fertility Sub Index 6.34
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) 0.58 1.117 0.65
Calving Sub Index -1.08
Gestation Length (days) 1.18 -0.919 -1.08
Beef Sub Index -0.34
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 21.91

* Based on an €80/tonne carbon price