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 3.31
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -1.91 -0.375 0.72
Prot (kg) -3.68 -0.441 1.62
Fertility Sub Index -3.41
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) -1.67 1.117 -1.87
Calving Sub Index -0.43
Gestation Length (days) 0.47 -0.919 -0.43
Beef Sub Index -1.10
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index -3.44

* Based on an €80/tonne carbon price