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 9.64
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -11.57 -0.375 4.33
Prot (kg) -8.03 -0.441 3.54
Fertility Sub Index 5.61
Calving Interval (days) -3.92 -1.459 5.72
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index -1.08
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 3.61 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 17.81

* Based on an €80/tonne carbon price