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 26.30
Milk (kg) -616.00 -0.014 8.62
Fat (kg) -19.06 -0.375 7.14
Prot (kg) -23.88 -0.441 10.54
Fertility Sub Index 7.27
Calving Interval (days) -4.36 -1.459 6.36
Survival (%) 0.81 1.117 0.90
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index -2.31
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index 29.78

* Based on an €80/tonne carbon price