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 -1.61
Milk (kg) 83.00 -0.014 -1.16
Fat (kg) 1.40 -0.375 -0.52
Prot (kg) -0.17 -0.441 0.08
Fertility Sub Index -7.86
Calving Interval (days) 4.37 -1.459 -6.38
Survival (%) -1.33 1.117 -1.49
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.09
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.72 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index -6.79

* Based on an €80/tonne carbon price