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 2.14
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -0.53 -0.375 0.20
Prot (kg) -2.68 -0.441 1.18
Fertility Sub Index 6.92
Calving Interval (days) -4.29 -1.459 6.26
Survival (%) 0.59 1.117 0.66
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 0.94
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.95 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 12.47

* Based on an €80/tonne carbon price