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 12.22
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -8.82 -0.375 3.30
Prot (kg) -14.07 -0.441 6.21
Fertility Sub Index -0.93
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index 0.47
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index -1.50
Live WT (kg) 4.90 -0.307 -1.50
Total Carbon Sub Index 10.22

* Based on an €80/tonne carbon price