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 8.38
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -6.18 -0.375 2.31
Prot (kg) -8.55 -0.441 3.77
Fertility Sub Index 0.63
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.22
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 8.54

* Based on an €80/tonne carbon price