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 -2.07
Milk (kg) 17.00 -0.014 -0.24
Fat (kg) 3.57 -0.375 -1.34
Prot (kg) 1.13 -0.441 -0.50
Fertility Sub Index 6.77
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 1.54 1.117 1.72
Calving Sub Index 1.41
Gestation Length (days) -1.53 -0.919 1.41
Beef Sub Index 1.40
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 8.42

* Based on an €80/tonne carbon price