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 6.67
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -5.42 -0.375 2.03
Prot (kg) -6.45 -0.441 2.85
Fertility Sub Index 0.27
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.15
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 7.71

* Based on an €80/tonne carbon price