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 -3.33
Milk (kg) 86.00 -0.014 -1.20
Fat (kg) -0.24 -0.375 0.09
Prot (kg) 5.03 -0.441 -2.22
Fertility Sub Index 2.86
Calving Interval (days) -0.57 -1.459 0.83
Survival (%) 1.82 1.117 2.03
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index -10.34
Carcass Weight (kg) 20.90 -0.528 -11.02
Age of Slaughter (days) -1.58 -0.432 0.68
Maintenance Sub Index Maint. Sub Index -9.50
Live WT (kg) 31.00 -0.307 -9.50
Total Carbon Sub Index -20.60

* Based on an €80/tonne carbon price