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 -2.75
Milk (kg) 141.00 -0.014 -1.97
Fat (kg) 1.94 -0.375 -0.73
Prot (kg) 0.12 -0.441 -0.05
Fertility Sub Index -7.19
Calving Interval (days) 3.64 -1.459 -5.31
Survival (%) -1.68 1.117 -1.88
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index -1.24
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -12.43

* Based on an €80/tonne carbon price