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 8.87
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -6.03 -0.375 2.26
Prot (kg) -9.01 -0.441 3.98
Fertility Sub Index 5.77
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 1.01 1.117 1.13
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 0.69
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 16.79

* Based on an €80/tonne carbon price