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 11.16
Milk (kg) -279.00 -0.014 3.91
Fat (kg) -6.24 -0.375 2.34
Prot (kg) -11.13 -0.441 4.91
Fertility Sub Index 0.50
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) 0.62 1.117 0.69
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 1.64
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 3.65 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 15.14

* Based on an €80/tonne carbon price