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 0.94
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) -3.23 -0.375 1.21
Prot (kg) 0.16 -0.441 -0.07
Fertility Sub Index 2.27
Calving Interval (days) -0.85 -1.459 1.24
Survival (%) 0.92 1.117 1.03
Calving Sub Index -1.24
Gestation Length (days) 1.35 -0.919 -1.24
Beef Sub Index -4.40
Carcass Weight (kg) 8.10 -0.528 -4.27
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index -1.76

* Based on an €80/tonne carbon price