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 2.96
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -3.03 -0.375 1.13
Prot (kg) -2.01 -0.441 0.89
Fertility Sub Index 1.98
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) 0.86 1.117 0.96
Calving Sub Index -1.70
Gestation Length (days) 1.85 -0.919 -1.70
Beef Sub Index -3.08
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index 0.09

* Based on an €80/tonne carbon price