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 -0.29
Milk (kg) -93.00 -0.014 1.30
Fat (kg) 3.02 -0.375 -1.13
Prot (kg) 1.05 -0.441 -0.46
Fertility Sub Index -5.28
Calving Interval (days) 2.81 -1.459 -4.10
Survival (%) -1.06 1.117 -1.18
Calving Sub Index 2.10
Gestation Length (days) -2.29 -0.919 2.10
Beef Sub Index -2.91
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 6.13 -0.432 -2.65
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index -4.24

* Based on an €80/tonne carbon price