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 0.46
Milk (kg) 73.00 -0.014 -1.02
Fat (kg) -2.76 -0.375 1.03
Prot (kg) -1.01 -0.441 0.45
Fertility Sub Index 0.93
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) 0.57 1.117 0.64
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.70
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.30 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 2.62

* Based on an €80/tonne carbon price