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 9.21
Milk (kg) -446.00 -0.014 6.24
Fat (kg) 2.69 -0.375 -1.01
Prot (kg) -9.01 -0.441 3.98
Fertility Sub Index 2.18
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) 0.61 1.117 0.68
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 4.93
Carcass Weight (kg) -11.80 -0.528 6.22
Age of Slaughter (days) 2.99 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 9.44
Live WT (kg) -30.80 -0.307 9.44
Total Carbon Sub Index 26.72

* Based on an €80/tonne carbon price