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 4.83
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -0.33 -0.375 0.12
Prot (kg) -5.62 -0.441 2.48
Fertility Sub Index -1.12
Calving Interval (days) 1.55 -1.459 -2.26
Survival (%) 1.02 1.117 1.14
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index -2.12
Carcass Weight (kg) 3.30 -0.528 -1.74
Age of Slaughter (days) 0.89 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index -1.01
Live WT (kg) 3.30 -0.307 -1.01
Total Carbon Sub Index 0.92

* Based on an €80/tonne carbon price