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 2.33
Milk (kg) -102.00 -0.014 1.43
Fat (kg) 0.19 -0.375 -0.07
Prot (kg) -2.21 -0.441 0.98
Fertility Sub Index 5.76
Calving Interval (days) -3.93 -1.459 5.73
Survival (%) 0.02 1.117 0.02
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.67
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) -3.37 -0.432 1.45
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 13.27

* Based on an €80/tonne carbon price