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 1.47
Milk (kg) -114.00 -0.014 1.60
Fat (kg) 3.02 -0.375 -1.13
Prot (kg) -2.28 -0.441 1.01
Fertility Sub Index -5.38
Calving Interval (days) 3.22 -1.459 -4.70
Survival (%) -0.61 1.117 -0.68
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index -1.38
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 4.90 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index -3.02

* Based on an €80/tonne carbon price