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 3.81
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -2.16 -0.375 0.81
Prot (kg) -3.05 -0.441 1.35
Fertility Sub Index 3.64
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) 1.43 1.117 1.60
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 2.93
Carcass Weight (kg) -12.40 -0.528 6.54
Age of Slaughter (days) 8.37 -0.432 -3.61
Maintenance Sub Index Maint. Sub Index 12.11
Live WT (kg) -39.50 -0.307 12.11
Total Carbon Sub Index 23.11

* Based on an €80/tonne carbon price