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 5.75
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -4.60 -0.375 1.72
Prot (kg) -1.86 -0.441 0.82
Fertility Sub Index 3.56
Calving Interval (days) -2.57 -1.459 3.75
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 1.39
Gestation Length (days) -1.51 -0.919 1.39
Beef Sub Index -0.56
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 0.81 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 10.60

* Based on an €80/tonne carbon price