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 6.17
Milk (kg) -244.00 -0.014 3.42
Fat (kg) -0.28 -0.375 0.10
Prot (kg) -6.01 -0.441 2.65
Fertility Sub Index 3.12
Calving Interval (days) -2.42 -1.459 3.53
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 0.12
Gestation Length (days) -0.13 -0.919 0.12
Beef Sub Index 0.53
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 14.54

* Based on an €80/tonne carbon price