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 8.80
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -4.61 -0.375 1.73
Prot (kg) -7.75 -0.441 3.42
Fertility Sub Index 6.13
Calving Interval (days) -3.51 -1.459 5.12
Survival (%) 0.90 1.117 1.01
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.28
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 4.11 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 24.29

* Based on an €80/tonne carbon price