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 1.24
Milk (kg) -85.00 -0.014 1.19
Fat (kg) 0.95 -0.375 -0.36
Prot (kg) -0.93 -0.441 0.41
Fertility Sub Index 2.46
Calving Interval (days) -1.32 -1.459 1.93
Survival (%) 0.48 1.117 0.54
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 1.22
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 9.14

* Based on an €80/tonne carbon price