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 -5.07
Milk (kg) 224.00 -0.014 -3.14
Fat (kg) -0.04 -0.375 0.01
Prot (kg) 4.41 -0.441 -1.95
Fertility Sub Index -0.55
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) 0.34 1.117 0.38
Calving Sub Index 1.65
Gestation Length (days) -1.80 -0.919 1.65
Beef Sub Index 0.15
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index -2.84

* Based on an €80/tonne carbon price