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 -1.76
Milk (kg) 136.00 -0.014 -1.90
Fat (kg) -3.08 -0.375 1.15
Prot (kg) 2.29 -0.441 -1.01
Fertility Sub Index -2.72
Calving Interval (days) 1.30 -1.459 -1.90
Survival (%) -0.74 1.117 -0.83
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 0.30
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index -2.92

* Based on an €80/tonne carbon price