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 5.43
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -6.35 -0.375 2.38
Prot (kg) -2.94 -0.441 1.30
Fertility Sub Index 5.42
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 1.30 1.117 1.45
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.28
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -2.72 -0.432 1.17
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 18.46

* Based on an €80/tonne carbon price