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 3.44
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -2.51 -0.375 0.94
Prot (kg) -3.53 -0.441 1.56
Fertility Sub Index 1.76
Calving Interval (days) -1.06 -1.459 1.55
Survival (%) 0.19 1.117 0.21
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.01
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -1.24 -0.432 0.54
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 8.07

* Based on an €80/tonne carbon price