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 14.64
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -14.53 -0.375 5.44
Prot (kg) -10.82 -0.441 4.78
Fertility Sub Index 6.27
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 0.68 1.117 0.76
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 0.52
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 24.66

* Based on an €80/tonne carbon price