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 3.33
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -1.12 -0.375 0.42
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index 3.46
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 1.58 1.117 1.77
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 5.20
Carcass Weight (kg) -16.30 -0.528 8.60
Age of Slaughter (days) 7.87 -0.432 -3.40
Maintenance Sub Index Maint. Sub Index 14.96
Live WT (kg) -48.80 -0.307 14.96
Total Carbon Sub Index 27.66

* Based on an €80/tonne carbon price