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 3.44
Milk (kg) -354.00 -0.014 4.96
Fat (kg) 8.16 -0.375 -3.06
Prot (kg) -3.50 -0.441 1.54
Fertility Sub Index 6.72
Calving Interval (days) -3.22 -1.459 4.70
Survival (%) 1.81 1.117 2.02
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index 10.94
Carcass Weight (kg) -32.80 -0.528 17.30
Age of Slaughter (days) 14.73 -0.432 -6.36
Maintenance Sub Index Maint. Sub Index 24.62
Live WT (kg) -80.30 -0.307 24.62
Total Carbon Sub Index 46.86

* Based on an €80/tonne carbon price