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 15.45
Milk (kg) -264.00 -0.014 3.70
Fat (kg) -14.53 -0.375 5.44
Prot (kg) -14.31 -0.441 6.32
Fertility Sub Index 4.34
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) 1.01 1.117 1.13
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index 2.60
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 27.48

* Based on an €80/tonne carbon price