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 2.37
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -0.56 -0.375 0.21
Prot (kg) -2.10 -0.441 0.93
Fertility Sub Index 4.31
Calving Interval (days) -2.18 -1.459 3.18
Survival (%) 1.01 1.117 1.13
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.49
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 15.90

* Based on an €80/tonne carbon price