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 4.47
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -6.52 -0.375 2.44
Prot (kg) -2.82 -0.441 1.24
Fertility Sub Index -3.88
Calving Interval (days) 2.07 -1.459 -3.02
Survival (%) -0.77 1.117 -0.86
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 0.10
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.35 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 0.50

* Based on an €80/tonne carbon price