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 4.57
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -3.82 -0.375 1.43
Prot (kg) -4.01 -0.441 1.77
Fertility Sub Index 6.18
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 1.61 1.117 1.80
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.38
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.48 -0.432 0.64
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 23.38

* Based on an €80/tonne carbon price