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 2.92
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -1.33 -0.375 0.50
Prot (kg) -3.84 -0.441 1.69
Fertility Sub Index 5.47
Calving Interval (days) -3.23 -1.459 4.71
Survival (%) 0.68 1.117 0.76
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 0.62
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 12.79

* Based on an €80/tonne carbon price