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 -2.62
Milk (kg) 39.00 -0.014 -0.55
Fat (kg) 2.93 -0.375 -1.10
Prot (kg) 2.22 -0.441 -0.98
Fertility Sub Index 3.41
Calving Interval (days) -1.81 -1.459 2.64
Survival (%) 0.69 1.117 0.77
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.19
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 8.68

* Based on an €80/tonne carbon price