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 1.12
Milk (kg) 9.00 -0.014 -0.13
Fat (kg) -1.24 -0.375 0.46
Prot (kg) -1.78 -0.441 0.79
Fertility Sub Index -6.52
Calving Interval (days) 3.67 -1.459 -5.35
Survival (%) -1.04 1.117 -1.16
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index -0.16
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -4.28

* Based on an €80/tonne carbon price