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 12.85
Milk (kg) -337.00 -0.014 4.72
Fat (kg) -10.98 -0.375 4.11
Prot (kg) -9.11 -0.441 4.02
Fertility Sub Index 4.80
Calving Interval (days) -3.98 -1.459 5.81
Survival (%) -0.90 1.117 -1.01
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.52
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) -2.31 -0.432 1.00
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 22.07

* Based on an €80/tonne carbon price