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 4.77
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -0.55 -0.375 0.21
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index 6.41
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 0.80 1.117 0.89
Calving Sub Index 2.33
Gestation Length (days) -2.53 -0.919 2.33
Beef Sub Index -1.63
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) -0.13 -0.432 0.06
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index 10.47

* Based on an €80/tonne carbon price