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 10.49
Milk (kg) -339.00 -0.014 4.75
Fat (kg) -8.09 -0.375 3.03
Prot (kg) -6.16 -0.441 2.72
Fertility Sub Index 5.10
Calving Interval (days) -1.58 -1.459 2.31
Survival (%) 2.50 1.117 2.79
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.15
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 4.05 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 24.35

* Based on an €80/tonne carbon price