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 9.81
Milk (kg) -343.00 -0.014 4.80
Fat (kg) -3.89 -0.375 1.46
Prot (kg) -8.05 -0.441 3.55
Fertility Sub Index 3.05
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 1.40 1.117 1.56
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 9.32
Carcass Weight (kg) -24.60 -0.528 12.98
Age of Slaughter (days) 8.46 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 19.10
Live WT (kg) -62.30 -0.307 19.10
Total Carbon Sub Index 42.04

* Based on an €80/tonne carbon price