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 4.02
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -1.21 -0.375 0.45
Prot (kg) -3.13 -0.441 1.38
Fertility Sub Index -2.18
Calving Interval (days) 2.27 -1.459 -3.31
Survival (%) 1.01 1.117 1.13
Calving Sub Index -1.42
Gestation Length (days) 1.54 -0.919 -1.42
Beef Sub Index 0.04
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.81 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 3.00

* Based on an €80/tonne carbon price