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 3.76
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -2.31 -0.375 0.87
Prot (kg) -3.17 -0.441 1.40
Fertility Sub Index 7.65
Calving Interval (days) -3.58 -1.459 5.22
Survival (%) 2.17 1.117 2.42
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.43
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 22.38

* Based on an €80/tonne carbon price