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 3.85
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -2.22 -0.375 0.83
Prot (kg) -3.72 -0.441 1.64
Fertility Sub Index 6.41
Calving Interval (days) -3.81 -1.459 5.56
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index 1.97
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.44 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 16.11

* Based on an €80/tonne carbon price