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 1.91
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -0.46 -0.375 0.17
Prot (kg) -1.65 -0.441 0.73
Fertility Sub Index 6.85
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 1.74 1.117 1.94
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.38
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -1.61 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 21.19

* Based on an €80/tonne carbon price