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 -8.56
Milk (kg) 50.00 -0.014 -0.70
Fat (kg) 12.28 -0.375 -4.60
Prot (kg) 7.38 -0.441 -3.26
Fertility Sub Index 3.55
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) 1.83 1.117 2.04
Calving Sub Index 1.65
Gestation Length (days) -1.80 -0.919 1.65
Beef Sub Index -1.63
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index -3.99
Live WT (kg) 13.00 -0.307 -3.99
Total Carbon Sub Index -8.97

* Based on an €80/tonne carbon price