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 1.28
Milk (kg) -207.00 -0.014 2.90
Fat (kg) 5.55 -0.375 -2.08
Prot (kg) -1.04 -0.441 0.46
Fertility Sub Index 5.33
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 0.62 1.117 0.69
Calving Sub Index 1.55
Gestation Length (days) -1.69 -0.919 1.55
Beef Sub Index 1.17
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 5.12 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 10.92

* Based on an €80/tonne carbon price