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 2.98
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -4.89 -0.375 1.83
Prot (kg) -0.20 -0.441 0.09
Fertility Sub Index 6.29
Calving Interval (days) -3.07 -1.459 4.48
Survival (%) 1.62 1.117 1.81
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.08
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -1.04 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 20.65

* Based on an €80/tonne carbon price