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 7.92
Milk (kg) -222.00 -0.014 3.11
Fat (kg) -5.16 -0.375 1.93
Prot (kg) -6.52 -0.441 2.88
Fertility Sub Index 3.53
Calving Interval (days) -1.95 -1.459 2.85
Survival (%) 0.61 1.117 0.68
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 6.36
Carcass Weight (kg) -11.60 -0.528 6.12
Age of Slaughter (days) -0.56 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 7.20
Live WT (kg) -23.50 -0.307 7.20
Total Carbon Sub Index 28.84

* Based on an €80/tonne carbon price