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 3.98
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -2.89 -0.375 1.08
Prot (kg) -2.10 -0.441 0.93
Fertility Sub Index -1.17
Calving Interval (days) 0.81 -1.459 -1.18
Survival (%) 0.01 1.117 0.01
Calving Sub Index 1.07
Gestation Length (days) -1.16 -0.919 1.07
Beef Sub Index 2.34
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -0.42 -0.432 0.18
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 5.12

* Based on an €80/tonne carbon price