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 -0.30
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) 3.24 -0.375 -1.21
Prot (kg) -3.03 -0.441 1.34
Fertility Sub Index -4.16
Calving Interval (days) 2.17 -1.459 -3.17
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index -2.08
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 3.35 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index -8.24

* Based on an €80/tonne carbon price