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 3.65
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -0.93 -0.375 0.35
Prot (kg) -5.19 -0.441 2.29
Fertility Sub Index 1.34
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) 0.32 1.117 0.36
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.72
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 7.22

* Based on an €80/tonne carbon price