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 1.01
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -1.09 -0.375 0.41
Prot (kg) 1.43 -0.441 -0.63
Fertility Sub Index -6.32
Calving Interval (days) 3.23 -1.459 -4.71
Survival (%) -1.44 1.117 -1.61
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index -0.49
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 3.82 -0.432 -1.65
Maintenance Sub Index Maint. Sub Index -0.52
Live WT (kg) 1.70 -0.307 -0.52
Total Carbon Sub Index -6.71

* Based on an €80/tonne carbon price