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 6.52
Milk (kg) -213.00 -0.014 2.98
Fat (kg) -2.14 -0.375 0.80
Prot (kg) -6.19 -0.441 2.73
Fertility Sub Index 2.80
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) 0.63 1.117 0.70
Calving Sub Index 2.33
Gestation Length (days) -2.53 -0.919 2.33
Beef Sub Index 0.28
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 5.47 -0.432 -2.36
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 16.52

* Based on an €80/tonne carbon price