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 1.04
Milk (kg) -46.00 -0.014 0.64
Fat (kg) 0.07 -0.375 -0.03
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index 3.87
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) 1.57 1.117 1.75
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 0.55
Carcass Weight (kg) -8.30 -0.528 4.38
Age of Slaughter (days) 8.87 -0.432 -3.83
Maintenance Sub Index Maint. Sub Index 9.87
Live WT (kg) -32.20 -0.307 9.87
Total Carbon Sub Index 16.03

* Based on an €80/tonne carbon price