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 1.42
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -0.51 -0.375 0.19
Prot (kg) -1.19 -0.441 0.53
Fertility Sub Index 3.87
Calving Interval (days) -1.47 -1.459 2.14
Survival (%) 1.54 1.117 1.72
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 0.39
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 8.75 -0.432 -3.78
Maintenance Sub Index Maint. Sub Index 9.63
Live WT (kg) -31.40 -0.307 9.63
Total Carbon Sub Index 15.97

* Based on an €80/tonne carbon price