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 2.41
Milk (kg) -110.00 -0.014 1.54
Fat (kg) 0.57 -0.375 -0.21
Prot (kg) -2.46 -0.441 1.09
Fertility Sub Index 2.91
Calving Interval (days) -2.36 -1.459 3.44
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 2.50
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -1.14 -0.432 0.49
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 13.11

* Based on an €80/tonne carbon price