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 4.13
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -4.84 -0.375 1.81
Prot (kg) -4.08 -0.441 1.80
Fertility Sub Index 0.99
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -1.98
Gestation Length (days) 2.15 -0.919 -1.98
Beef Sub Index -3.14
Carcass Weight (kg) 5.30 -0.528 -2.80
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index -0.80
Live WT (kg) 2.60 -0.307 -0.80
Total Carbon Sub Index -0.80

* Based on an €80/tonne carbon price