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 -2.59
Milk (kg) 238.00 -0.014 -3.33
Fat (kg) -0.26 -0.375 0.10
Prot (kg) -1.47 -0.441 0.65
Fertility Sub Index -0.71
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -0.13
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index -2.43

* Based on an €80/tonne carbon price