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 -2.61
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) 9.27 -0.375 -3.47
Prot (kg) -2.69 -0.441 1.19
Fertility Sub Index 5.82
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 1.15 1.117 1.28
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index -2.18
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 3.34 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 2.09

* Based on an €80/tonne carbon price