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 23.34
Milk (kg) -780.00 -0.014 10.92
Fat (kg) -9.90 -0.375 3.71
Prot (kg) -19.73 -0.441 8.71
Fertility Sub Index 6.32
Calving Interval (days) -4.07 -1.459 5.94
Survival (%) 0.34 1.117 0.38
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 1.64
Carcass Weight (kg) -10.10 -0.528 5.33
Age of Slaughter (days) 8.54 -0.432 -3.69
Maintenance Sub Index Maint. Sub Index 11.86
Live WT (kg) -38.70 -0.307 11.86
Total Carbon Sub Index 43.55

* Based on an €80/tonne carbon price