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 8.03
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -6.63 -0.375 2.48
Prot (kg) -6.23 -0.441 2.75
Fertility Sub Index 7.29
Calving Interval (days) -3.85 -1.459 5.62
Survival (%) 1.50 1.117 1.68
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 2.15
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 23.77

* Based on an €80/tonne carbon price