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 12.22
Milk (kg) -244.00 -0.014 3.42
Fat (kg) -7.62 -0.375 2.85
Prot (kg) -13.48 -0.441 5.95
Fertility Sub Index -1.10
Calving Interval (days) 1.12 -1.459 -1.63
Survival (%) 0.48 1.117 0.54
Calving Sub Index -0.13
Gestation Length (days) 0.14 -0.919 -0.13
Beef Sub Index 1.11
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index -0.86
Live WT (kg) 2.80 -0.307 -0.86
Total Carbon Sub Index 11.25

* Based on an €80/tonne carbon price