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 -6.16
Milk (kg) 32.00 -0.014 -0.45
Fat (kg) 8.72 -0.375 -3.27
Prot (kg) 5.54 -0.441 -2.45
Fertility Sub Index 5.08
Calving Interval (days) -2.81 -1.459 4.10
Survival (%) 0.88 1.117 0.98
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index -1.22
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 5.39 -0.432 -2.33
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 6.26

* Based on an €80/tonne carbon price