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 8.28
Milk (kg) -356.00 -0.014 4.98
Fat (kg) -4.14 -0.375 1.55
Prot (kg) -3.96 -0.441 1.75
Fertility Sub Index 11.13
Calving Interval (days) -6.31 -1.459 9.21
Survival (%) 1.72 1.117 1.92
Calving Sub Index 2.13
Gestation Length (days) -2.32 -0.919 2.13
Beef Sub Index 2.89
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index 24.92

* Based on an €80/tonne carbon price