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 4.98
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -3.81 -0.375 1.43
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index 6.99
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) 1.16 1.117 1.30
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index 3.80
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 22.60

* Based on an €80/tonne carbon price