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 -4.85
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) 9.72 -0.375 -3.64
Prot (kg) 2.11 -0.441 -0.93
Fertility Sub Index -12.69
Calving Interval (days) 7.55 -1.459 -11.02
Survival (%) -1.50 1.117 -1.68
Calving Sub Index 0.11
Gestation Length (days) -0.12 -0.919 0.11
Beef Sub Index 4.65
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) -0.87 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index -10.39

* Based on an €80/tonne carbon price