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 7.50
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -6.46 -0.375 2.42
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index 5.73
Calving Interval (days) -2.32 -1.459 3.38
Survival (%) 2.10 1.117 2.35
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.04
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 22.41

* Based on an €80/tonne carbon price