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 7.64
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -2.14 -0.375 0.80
Prot (kg) -7.22 -0.441 3.19
Fertility Sub Index 1.06
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) -0.68 1.117 -0.76
Calving Sub Index -0.94
Gestation Length (days) 1.02 -0.919 -0.94
Beef Sub Index 3.33
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) 3.04 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 14.22

* Based on an €80/tonne carbon price