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 41.83
Milk (kg) -908.00 -0.014 12.71
Fat (kg) -39.49 -0.375 14.79
Prot (kg) -32.47 -0.441 14.33
Fertility Sub Index 6.35
Calving Interval (days) -2.85 -1.459 4.16
Survival (%) 1.96 1.117 2.19
Calving Sub Index -1.87
Gestation Length (days) 2.03 -0.919 -1.87
Beef Sub Index -3.03
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 5.91 -0.432 -2.55
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 49.75

* Based on an €80/tonne carbon price