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 -1.13
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) -0.65 -0.375 0.24
Prot (kg) 2.33 -0.441 -1.03
Fertility Sub Index 5.06
Calving Interval (days) -3.67 -1.459 5.35
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.32
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) -1.85 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 4.09

* Based on an €80/tonne carbon price