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 1.18
Milk (kg) -38.00 -0.014 0.53
Fat (kg) 1.81 -0.375 -0.68
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index 4.58
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 3.30 1.117 3.69
Calving Sub Index -0.17
Gestation Length (days) 0.18 -0.919 -0.17
Beef Sub Index 3.66
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -2.50 -0.432 1.08
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 13.18

* Based on an €80/tonne carbon price