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 3.97
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -0.78 -0.375 0.29
Prot (kg) -3.83 -0.441 1.69
Fertility Sub Index 6.33
Calving Interval (days) -3.70 -1.459 5.40
Survival (%) 0.83 1.117 0.93
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 5.78
Carcass Weight (kg) -12.70 -0.528 6.70
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 10.33
Live WT (kg) -33.70 -0.307 10.33
Total Carbon Sub Index 25.94

* Based on an €80/tonne carbon price