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 5.34
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -2.12 -0.375 0.79
Prot (kg) -6.71 -0.441 2.96
Fertility Sub Index -2.59
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) -0.58 1.117 -0.65
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index -0.66
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.62 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index 0.85

* Based on an €80/tonne carbon price