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 0.58
Milk (kg) -81.00 -0.014 1.13
Fat (kg) 2.61 -0.375 -0.98
Prot (kg) -0.97 -0.441 0.43
Fertility Sub Index 6.27
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 0.68 1.117 0.76
Calving Sub Index 1.80
Gestation Length (days) -1.96 -0.919 1.80
Beef Sub Index 1.16
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 2.81 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 12.36

* Based on an €80/tonne carbon price