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 0.55
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -0.73 -0.375 0.27
Prot (kg) -0.18 -0.441 0.08
Fertility Sub Index -0.28
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) 1.26 1.117 1.41
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index -2.27
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.69 -0.432 -3.75
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 4.52

* Based on an €80/tonne carbon price