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 3.75
Milk (kg) -268.00 -0.014 3.75
Fat (kg) 2.64 -0.375 -0.99
Prot (kg) -2.23 -0.441 0.98
Fertility Sub Index 6.85
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 1.94 1.117 2.17
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.67
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 12.84

* Based on an €80/tonne carbon price