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 17.30
Milk (kg) -402.00 -0.014 5.63
Fat (kg) -18.07 -0.375 6.77
Prot (kg) -11.10 -0.441 4.90
Fertility Sub Index 5.98
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 0.85 1.117 0.95
Calving Sub Index 1.69
Gestation Length (days) -1.84 -0.919 1.69
Beef Sub Index 2.12
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -3.68 -0.432 1.59
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 31.75

* Based on an €80/tonne carbon price