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 -4.82
Milk (kg) 54.00 -0.014 -0.76
Fat (kg) 5.91 -0.375 -2.21
Prot (kg) 4.19 -0.441 -1.85
Fertility Sub Index 2.62
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) 2.16 1.117 2.41
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index -1.00
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.44 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index -2.47

* Based on an €80/tonne carbon price