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 0.31
Milk (kg) 104.00 -0.014 -1.46
Fat (kg) -2.32 -0.375 0.87
Prot (kg) -2.04 -0.441 0.90
Fertility Sub Index -1.43
Calving Interval (days) 0.66 -1.459 -0.96
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index -1.44
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 8.11 -0.432 -3.50
Maintenance Sub Index Maint. Sub Index -3.83
Live WT (kg) 12.50 -0.307 -3.83
Total Carbon Sub Index -5.30

* Based on an €80/tonne carbon price