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 9.54
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -10.95 -0.375 4.10
Prot (kg) -6.97 -0.441 3.08
Fertility Sub Index 8.41
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 2.92 1.117 3.26
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.53
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.11 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 25.34

* Based on an €80/tonne carbon price