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 4.40
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -7.49 -0.375 2.81
Prot (kg) -0.50 -0.441 0.22
Fertility Sub Index 6.47
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 1.64 1.117 1.83
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.18
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.62 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 23.05

* Based on an €80/tonne carbon price