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 4.95
Milk (kg) -238.00 -0.014 3.33
Fat (kg) 0.03 -0.375 -0.01
Prot (kg) -3.70 -0.441 1.63
Fertility Sub Index 3.48
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) 1.74 1.117 1.94
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 9.55
Carcass Weight (kg) -25.30 -0.528 13.35
Age of Slaughter (days) 8.79 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 20.05
Live WT (kg) -65.40 -0.307 20.05
Total Carbon Sub Index 38.99

* Based on an €80/tonne carbon price