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 10.49
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -7.81 -0.375 2.93
Prot (kg) -10.64 -0.441 4.70
Fertility Sub Index 0.03
Calving Interval (days) -0.15 -1.459 0.22
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.03
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 12.30

* Based on an €80/tonne carbon price