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 8.17
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -9.74 -0.375 3.65
Prot (kg) -6.89 -0.441 3.04
Fertility Sub Index 4.39
Calving Interval (days) -3.54 -1.459 5.17
Survival (%) -0.69 1.117 -0.77
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 2.05
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 17.30

* Based on an €80/tonne carbon price