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 0.07
Milk (kg) -16.00 -0.014 0.22
Fat (kg) 0.45 -0.375 -0.17
Prot (kg) -0.03 -0.441 0.01
Fertility Sub Index 3.54
Calving Interval (days) -1.85 -1.459 2.70
Survival (%) 0.75 1.117 0.84
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.20
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.02 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 13.79

* Based on an €80/tonne carbon price