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 -7.71
Milk (kg) 219.00 -0.014 -3.07
Fat (kg) 4.32 -0.375 -1.62
Prot (kg) 6.85 -0.441 -3.02
Fertility Sub Index 3.27
Calving Interval (days) -2.33 -1.459 3.40
Survival (%) -0.12 1.117 -0.13
Calving Sub Index 2.21
Gestation Length (days) -2.40 -0.919 2.21
Beef Sub Index -2.80
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 5.38 -0.432 -2.32
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index -6.44

* Based on an €80/tonne carbon price