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 2.15
Milk (kg) -106.00 -0.014 1.48
Fat (kg) 0.26 -0.375 -0.10
Prot (kg) -1.74 -0.441 0.77
Fertility Sub Index 2.93
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) 0.64 1.117 0.72
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.47
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 14.81

* Based on an €80/tonne carbon price