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 4.48
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -2.19 -0.375 0.82
Prot (kg) -5.27 -0.441 2.33
Fertility Sub Index 0.04
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) 0.01 1.117 0.01
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 0.74
Carcass Weight (kg) -1.45 -0.528 0.76
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 6.41

* Based on an €80/tonne carbon price