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 6.55
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -4.20 -0.375 1.57
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index 3.20
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 1.32 1.117 1.47
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 7.54
Carcass Weight (kg) -20.50 -0.528 10.81
Age of Slaughter (days) 7.58 -0.432 -3.27
Maintenance Sub Index Maint. Sub Index 16.80
Live WT (kg) -54.80 -0.307 16.80
Total Carbon Sub Index 34.57

* Based on an €80/tonne carbon price