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 1.83
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -0.17 -0.375 0.06
Prot (kg) -1.55 -0.441 0.68
Fertility Sub Index 6.77
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 1.80 1.117 2.01
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.21
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.57 -0.432 0.68
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 20.83

* Based on an €80/tonne carbon price