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 8.09
Milk (kg) -233.00 -0.014 3.26
Fat (kg) -8.14 -0.375 3.05
Prot (kg) -4.04 -0.441 1.78
Fertility Sub Index 7.77
Calving Interval (days) -4.88 -1.459 7.12
Survival (%) 0.58 1.117 0.65
Calving Sub Index 1.54
Gestation Length (days) -1.67 -0.919 1.54
Beef Sub Index -1.29
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index -0.89
Live WT (kg) 2.90 -0.307 -0.89
Total Carbon Sub Index 15.22

* Based on an €80/tonne carbon price