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 -2.85
Milk (kg) 11.00 -0.014 -0.15
Fat (kg) 6.36 -0.375 -2.38
Prot (kg) 0.72 -0.441 -0.32
Fertility Sub Index -4.22
Calving Interval (days) 2.18 -1.459 -3.18
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 3.46
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index -2.24
Live WT (kg) 7.30 -0.307 -2.24
Total Carbon Sub Index -4.77

* Based on an €80/tonne carbon price