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 2.32
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -3.14 -0.375 1.18
Prot (kg) -0.76 -0.441 0.34
Fertility Sub Index -0.22
Calving Interval (days) 1.13 -1.459 -1.65
Survival (%) 1.28 1.117 1.43
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index -2.21
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 8.42 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 6.01

* Based on an €80/tonne carbon price