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 2.76
Milk (kg) 40.00 -0.014 -0.56
Fat (kg) -6.53 -0.375 2.45
Prot (kg) -1.99 -0.441 0.88
Fertility Sub Index 1.93
Calving Interval (days) -2.12 -1.459 3.09
Survival (%) -1.04 1.117 -1.16
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 2.71
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 11.45

* Based on an €80/tonne carbon price