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 9.85
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -12.04 -0.375 4.51
Prot (kg) -3.92 -0.441 1.73
Fertility Sub Index 2.32
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) 0.68 1.117 0.76
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.21
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) -3.29 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 14.41

* Based on an €80/tonne carbon price