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 6.93
Milk (kg) -269.00 -0.014 3.77
Fat (kg) -0.62 -0.375 0.23
Prot (kg) -6.65 -0.441 2.94
Fertility Sub Index 4.24
Calving Interval (days) -2.35 -1.459 3.43
Survival (%) 0.73 1.117 0.82
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 3.08
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) 3.63 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 21.95

* Based on an €80/tonne carbon price