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 3.07
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -3.22 -0.375 1.21
Prot (kg) -1.20 -0.441 0.53
Fertility Sub Index -0.49
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 1.13 1.117 1.26
Calving Sub Index -0.78
Gestation Length (days) 0.85 -0.919 -0.78
Beef Sub Index -1.74
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 6.96 -0.432 -3.00
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 5.36

* Based on an €80/tonne carbon price