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 10.17
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -10.19 -0.375 3.82
Prot (kg) -7.22 -0.441 3.19
Fertility Sub Index 7.20
Calving Interval (days) -2.82 -1.459 4.11
Survival (%) 2.76 1.117 3.08
Calving Sub Index -2.39
Gestation Length (days) 2.60 -0.919 -2.39
Beef Sub Index -5.68
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 9.61 -0.432 -4.15
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 11.54

* Based on an €80/tonne carbon price