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 -2.76
Milk (kg) 39.00 -0.014 -0.55
Fat (kg) 3.32 -0.375 -1.24
Prot (kg) 2.19 -0.441 -0.97
Fertility Sub Index 2.42
Calving Interval (days) -1.27 -1.459 1.85
Survival (%) 0.51 1.117 0.57
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index 0.52
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.15 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 4.99

* Based on an €80/tonne carbon price