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 9.62
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -7.11 -0.375 2.66
Prot (kg) -10.24 -0.441 4.52
Fertility Sub Index 11.08
Calving Interval (days) -6.68 -1.459 9.75
Survival (%) 1.19 1.117 1.33
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.07
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -0.39 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 22.79

* Based on an €80/tonne carbon price