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 6.47
Milk (kg) -424.00 -0.014 5.94
Fat (kg) 2.94 -0.375 -1.10
Prot (kg) -3.71 -0.441 1.64
Fertility Sub Index 5.57
Calving Interval (days) -1.90 -1.459 2.77
Survival (%) 2.50 1.117 2.79
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 16.38
Carcass Weight (kg) -37.60 -0.528 19.83
Age of Slaughter (days) 8.00 -0.432 -3.45
Maintenance Sub Index Maint. Sub Index 28.60
Live WT (kg) -93.30 -0.307 28.60
Total Carbon Sub Index 58.12

* Based on an €80/tonne carbon price