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 0.70
Milk (kg) 72.00 -0.014 -1.01
Fat (kg) -0.35 -0.375 0.13
Prot (kg) -3.58 -0.441 1.58
Fertility Sub Index -1.22
Calving Interval (days) 0.66 -1.459 -0.96
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.17
Gestation Length (days) 0.18 -0.919 -0.17
Beef Sub Index 0.21
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index -1.69
Live WT (kg) 5.50 -0.307 -1.69
Total Carbon Sub Index -2.15

* Based on an €80/tonne carbon price