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 -6.10
Milk (kg) 11.00 -0.014 -0.15
Fat (kg) 13.34 -0.375 -5.00
Prot (kg) 2.16 -0.441 -0.95
Fertility Sub Index -0.13
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) 0.22 1.117 0.25
Calving Sub Index 2.28
Gestation Length (days) -2.48 -0.919 2.28
Beef Sub Index -1.40
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index -2.12
Live WT (kg) 6.90 -0.307 -2.12
Total Carbon Sub Index -7.47

* Based on an €80/tonne carbon price