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 0.29
Milk (kg) -74.00 -0.014 1.04
Fat (kg) 3.74 -0.375 -1.40
Prot (kg) -1.48 -0.441 0.65
Fertility Sub Index -0.48
Calving Interval (days) 0.23 -1.459 -0.34
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index 0.79
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -0.48 -0.432 0.21
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 0.49

* Based on an €80/tonne carbon price