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 7.02
Milk (kg) -204.00 -0.014 2.86
Fat (kg) 1.35 -0.375 -0.51
Prot (kg) -10.59 -0.441 4.67
Fertility Sub Index 0.27
Calving Interval (days) -0.03 -1.459 0.04
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 1.46
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 10.15

* Based on an €80/tonne carbon price