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 2.97
Milk (kg) -269.00 -0.014 3.77
Fat (kg) 3.15 -0.375 -1.18
Prot (kg) -0.86 -0.441 0.38
Fertility Sub Index 12.95
Calving Interval (days) -7.77 -1.459 11.34
Survival (%) 1.44 1.117 1.61
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.05
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) -2.09 -0.432 0.90
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index 14.05

* Based on an €80/tonne carbon price