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 -3.82
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 0.12 -0.375 -0.04
Prot (kg) 8.11 -0.441 -3.58
Fertility Sub Index 3.48
Calving Interval (days) -1.98 -1.459 2.89
Survival (%) 0.53 1.117 0.59
Calving Sub Index 2.35
Gestation Length (days) -2.56 -0.919 2.35
Beef Sub Index 0.38
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) -2.71 -0.432 1.17
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 4.45

* Based on an €80/tonne carbon price