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 8.93
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -7.55 -0.375 2.83
Prot (kg) -7.77 -0.441 3.43
Fertility Sub Index 2.40
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) 0.84 1.117 0.94
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 0.83
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 13.99

* Based on an €80/tonne carbon price