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 -0.74
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 2.16 -0.375 -0.81
Prot (kg) -0.23 -0.441 0.10
Fertility Sub Index -1.60
Calving Interval (days) 1.66 -1.459 -2.42
Survival (%) 0.74 1.117 0.83
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index -0.11
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 5.15 -0.432 -2.22
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 3.42

* Based on an €80/tonne carbon price