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 3.62
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -1.85 -0.375 0.69
Prot (kg) -2.92 -0.441 1.29
Fertility Sub Index 3.99
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -0.56
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 8.87 -0.432 -3.83
Maintenance Sub Index Maint. Sub Index 8.64
Live WT (kg) -28.20 -0.307 8.64
Total Carbon Sub Index 16.45

* Based on an €80/tonne carbon price