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 6.96
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -5.89 -0.375 2.21
Prot (kg) -5.15 -0.441 2.27
Fertility Sub Index 5.30
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 1.01 1.117 1.13
Calving Sub Index -1.21
Gestation Length (days) 1.32 -0.919 -1.21
Beef Sub Index -0.03
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 11.42

* Based on an €80/tonne carbon price