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 -0.12
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) 0.13 -0.375 -0.05
Prot (kg) 0.12 -0.441 -0.05
Fertility Sub Index 2.91
Calving Interval (days) -1.48 -1.459 2.16
Survival (%) 0.67 1.117 0.75
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.01
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 12.93

* Based on an €80/tonne carbon price