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 4.96
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -3.78 -0.375 1.42
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index -7.59
Calving Interval (days) 3.73 -1.459 -5.44
Survival (%) -1.92 1.117 -2.15
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 0.23
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index -0.98
Live WT (kg) 3.20 -0.307 -0.98
Total Carbon Sub Index -2.77

* Based on an €80/tonne carbon price