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 6.28
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -4.24 -0.375 1.59
Prot (kg) -4.15 -0.441 1.83
Fertility Sub Index 8.85
Calving Interval (days) -5.00 -1.459 7.30
Survival (%) 1.39 1.117 1.55
Calving Sub Index 1.39
Gestation Length (days) -1.51 -0.919 1.39
Beef Sub Index 3.11
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 0.74 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 24.49

* Based on an €80/tonne carbon price