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 1.56
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -0.90 -0.375 0.34
Prot (kg) -1.82 -0.441 0.80
Fertility Sub Index 5.16
Calving Interval (days) -2.61 -1.459 3.81
Survival (%) 1.21 1.117 1.35
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 3.23
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 3.52 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 19.69

* Based on an €80/tonne carbon price