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 7.58
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -5.27 -0.375 1.97
Prot (kg) -8.95 -0.441 3.95
Fertility Sub Index -1.91
Calving Interval (days) 0.91 -1.459 -1.33
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index -0.63
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.87 -0.432 -2.10
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index 4.64

* Based on an €80/tonne carbon price