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 1.75
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -1.10 -0.375 0.41
Prot (kg) 0.68 -0.441 -0.30
Fertility Sub Index -13.04
Calving Interval (days) 6.72 -1.459 -9.80
Survival (%) -2.90 1.117 -3.24
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 0.09
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index -10.53

* Based on an €80/tonne carbon price