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 4.98
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -1.57 -0.375 0.59
Prot (kg) -7.23 -0.441 3.19
Fertility Sub Index 3.82
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) 1.43 1.117 1.60
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 1.50
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index -1.26
Live WT (kg) 4.10 -0.307 -1.26
Total Carbon Sub Index 9.43

* Based on an €80/tonne carbon price