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 4.92
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -6.34 -0.375 2.37
Prot (kg) -3.74 -0.441 1.65
Fertility Sub Index 5.63
Calving Interval (days) -3.22 -1.459 4.70
Survival (%) 0.83 1.117 0.93
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.55
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 4.22 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 15.44

* Based on an €80/tonne carbon price