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 3.21
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) 1.32 1.117 1.47
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 7.38
Carcass Weight (kg) -20.20 -0.528 10.66
Age of Slaughter (days) 7.58 -0.432 -3.27
Maintenance Sub Index Maint. Sub Index 16.68
Live WT (kg) -54.40 -0.307 16.68
Total Carbon Sub Index 34.32

* Based on an €80/tonne carbon price