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 6.36
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -4.41 -0.375 1.65
Prot (kg) -5.68 -0.441 2.51
Fertility Sub Index 6.02
Calving Interval (days) -3.44 -1.459 5.02
Survival (%) 0.90 1.117 1.01
Calving Sub Index 1.92
Gestation Length (days) -2.09 -0.919 1.92
Beef Sub Index 3.22
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) -0.26 -0.432 0.11
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 22.77

* Based on an €80/tonne carbon price