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 9.19
Milk (kg) -259.00 -0.014 3.63
Fat (kg) -6.08 -0.375 2.28
Prot (kg) -7.44 -0.441 3.28
Fertility Sub Index 3.79
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) 1.51 1.117 1.69
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.16
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 0.86 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 13.70

* Based on an €80/tonne carbon price