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 10.86
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -14.13 -0.375 5.29
Prot (kg) -7.64 -0.441 3.37
Fertility Sub Index 5.20
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) -0.40 1.117 -0.45
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 1.44
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -0.78 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 20.42

* Based on an €80/tonne carbon price