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 8.49
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -12.35 -0.375 4.63
Prot (kg) -5.91 -0.441 2.61
Fertility Sub Index 2.54
Calving Interval (days) -2.39 -1.459 3.49
Survival (%) -0.85 1.117 -0.95
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index -0.47
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 12.07

* Based on an €80/tonne carbon price