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 0.83
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -1.10 -0.375 0.41
Prot (kg) -0.27 -0.441 0.12
Fertility Sub Index -0.35
Calving Interval (days) 1.19 -1.459 -1.74
Survival (%) 1.24 1.117 1.39
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index -2.02
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.11 -0.432 -3.50
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 4.45

* Based on an €80/tonne carbon price