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 3.53
Milk (kg) 24.00 -0.014 -0.34
Fat (kg) -4.04 -0.375 1.51
Prot (kg) -5.33 -0.441 2.35
Fertility Sub Index 1.27
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) 0.42 1.117 0.47
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 0.42
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 7.95

* Based on an €80/tonne carbon price