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 2.10
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -1.38 -0.375 0.52
Prot (kg) -1.87 -0.441 0.83
Fertility Sub Index 6.23
Calving Interval (days) -3.08 -1.459 4.49
Survival (%) 1.55 1.117 1.73
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.14
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -2.02 -0.432 0.87
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 19.32

* Based on an €80/tonne carbon price