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 6.81
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -7.64 -0.375 2.86
Prot (kg) -5.05 -0.441 2.23
Fertility Sub Index 8.27
Calving Interval (days) -5.14 -1.459 7.50
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 1.61
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.80 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 21.27

* Based on an €80/tonne carbon price