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 7.42
Milk (kg) -269.00 -0.014 3.77
Fat (kg) -2.39 -0.375 0.90
Prot (kg) -6.25 -0.441 2.76
Fertility Sub Index 1.99
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) 0.62 1.117 0.69
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index 3.31
Carcass Weight (kg) -8.90 -0.528 4.69
Age of Slaughter (days) 3.20 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index 8.92
Live WT (kg) -29.10 -0.307 8.92
Total Carbon Sub Index 21.91

* Based on an €80/tonne carbon price