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 5.62
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -0.35 -0.375 0.13
Prot (kg) -5.61 -0.441 2.48
Fertility Sub Index 4.46
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) 0.23 1.117 0.26
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.25
Carcass Weight (kg) -2.85 -0.528 1.50
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 6.79
Live WT (kg) -22.15 -0.307 6.79
Total Carbon Sub Index 17.84

* Based on an €80/tonne carbon price