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 1.92
Milk (kg) -146.00 -0.014 2.04
Fat (kg) 4.73 -0.375 -1.77
Prot (kg) -3.73 -0.441 1.65
Fertility Sub Index -0.16
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) 0.08 1.117 0.09
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 1.45
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.19 -0.432 0.08
Maintenance Sub Index Maint. Sub Index -1.04
Live WT (kg) 3.40 -0.307 -1.04
Total Carbon Sub Index 2.90

* Based on an €80/tonne carbon price