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 5.53
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -6.86 -0.375 2.57
Prot (kg) -3.19 -0.441 1.41
Fertility Sub Index 6.58
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 2.08 1.117 2.32
Calving Sub Index -1.45
Gestation Length (days) 1.58 -0.919 -1.45
Beef Sub Index -2.59
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 7.59 -0.432 -3.28
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 13.59

* Based on an €80/tonne carbon price