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 2.99
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -1.45 -0.375 0.54
Prot (kg) -2.57 -0.441 1.13
Fertility Sub Index 6.74
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 1.88 1.117 2.10
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.35
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.41 -0.432 0.61
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 22.15

* Based on an €80/tonne carbon price