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 9.30
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -8.22 -0.375 3.08
Prot (kg) -6.80 -0.441 3.00
Fertility Sub Index 11.71
Calving Interval (days) -5.98 -1.459 8.73
Survival (%) 2.67 1.117 2.98
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 0.20
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 25.58

* Based on an €80/tonne carbon price