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 8.12
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -6.34 -0.375 2.37
Prot (kg) -7.19 -0.441 3.17
Fertility Sub Index 8.40
Calving Interval (days) -5.36 -1.459 7.82
Survival (%) 0.52 1.117 0.58
Calving Sub Index 1.59
Gestation Length (days) -1.73 -0.919 1.59
Beef Sub Index 2.43
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 3.30 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 25.45

* Based on an €80/tonne carbon price