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 1.14
Milk (kg) -89.00 -0.014 1.25
Fat (kg) 1.30 -0.375 -0.49
Prot (kg) -0.87 -0.441 0.38
Fertility Sub Index 1.63
Calving Interval (days) 0.58 -1.459 -0.85
Survival (%) 2.22 1.117 2.48
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index -1.46
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 3.51 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 8.51

* Based on an €80/tonne carbon price