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 12.32
Milk (kg) -281.00 -0.014 3.93
Fat (kg) -12.16 -0.375 4.55
Prot (kg) -8.67 -0.441 3.83
Fertility Sub Index 4.20
Calving Interval (days) -2.35 -1.459 3.43
Survival (%) 0.69 1.117 0.77
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index -2.30
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 3.00 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 18.42

* Based on an €80/tonne carbon price