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 14.25
Milk (kg) -486.00 -0.014 6.80
Fat (kg) -6.85 -0.375 2.57
Prot (kg) -11.06 -0.441 4.88
Fertility Sub Index 7.65
Calving Interval (days) -4.33 -1.459 6.32
Survival (%) 1.19 1.117 1.33
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 0.83
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 27.70

* Based on an €80/tonne carbon price