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 -0.60
Milk (kg) -43.00 -0.014 0.60
Fat (kg) 2.15 -0.375 -0.81
Prot (kg) 0.91 -0.441 -0.40
Fertility Sub Index -2.53
Calving Interval (days) 2.23 -1.459 -3.25
Survival (%) 0.65 1.117 0.73
Calving Sub Index 1.65
Gestation Length (days) -1.79 -0.919 1.65
Beef Sub Index -1.56
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 4.35 -0.432 -1.88
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index -2.20

* Based on an €80/tonne carbon price