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 -3.33
Milk (kg) 49.00 -0.014 -0.69
Fat (kg) 5.61 -0.375 -2.10
Prot (kg) 1.24 -0.441 -0.55
Fertility Sub Index -4.08
Calving Interval (days) 1.48 -1.459 -2.16
Survival (%) -1.72 1.117 -1.92
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.47
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) -1.69 -0.432 0.73
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index -6.04

* Based on an €80/tonne carbon price