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 6.63
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -2.61 -0.375 0.98
Prot (kg) -7.35 -0.441 3.24
Fertility Sub Index 0.42
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) -0.29 1.117 -0.32
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.30
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index 8.25

* Based on an €80/tonne carbon price