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 5.29
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -4.01 -0.375 1.50
Prot (kg) -4.91 -0.441 2.17
Fertility Sub Index 6.68
Calving Interval (days) -4.39 -1.459 6.41
Survival (%) 0.25 1.117 0.28
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 0.98
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 16.58

* Based on an €80/tonne carbon price