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 2.64
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -2.37 -0.375 0.89
Prot (kg) -2.01 -0.441 0.89
Fertility Sub Index -7.36
Calving Interval (days) 4.36 -1.459 -6.36
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 0.68
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 3.67 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index -1.16

* Based on an €80/tonne carbon price