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 -8.96
Milk (kg) 63.00 -0.014 -0.88
Fat (kg) 10.85 -0.375 -4.06
Prot (kg) 9.10 -0.441 -4.02
Fertility Sub Index 2.96
Calving Interval (days) -0.88 -1.459 1.28
Survival (%) 1.50 1.117 1.68
Calving Sub Index 1.67
Gestation Length (days) -1.82 -0.919 1.67
Beef Sub Index 0.52
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index -4.42

* Based on an €80/tonne carbon price