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 8.19
Milk (kg) -418.00 -0.014 5.85
Fat (kg) 1.29 -0.375 -0.48
Prot (kg) -6.39 -0.441 2.82
Fertility Sub Index 4.16
Calving Interval (days) -1.64 -1.459 2.39
Survival (%) 1.58 1.117 1.77
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -1.94
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 8.41 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 6.99
Live WT (kg) -22.80 -0.307 6.99
Total Carbon Sub Index 18.12

* Based on an €80/tonne carbon price