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 4.40
Milk (kg) -228.00 -0.014 3.19
Fat (kg) 0.98 -0.375 -0.37
Prot (kg) -3.56 -0.441 1.57
Fertility Sub Index 3.95
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 1.58 1.117 1.77
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.30
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 8.47 -0.432 -3.66
Maintenance Sub Index Maint. Sub Index 9.47
Live WT (kg) -30.90 -0.307 9.47
Total Carbon Sub Index 18.84

* Based on an €80/tonne carbon price