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 16.42
Milk (kg) -340.00 -0.014 4.76
Fat (kg) -14.21 -0.375 5.32
Prot (kg) -14.35 -0.441 6.33
Fertility Sub Index 10.13
Calving Interval (days) -6.00 -1.459 8.75
Survival (%) 1.23 1.117 1.37
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 4.26
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 37.96

* Based on an €80/tonne carbon price