Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 4.72
Milk (kg) -391.00 -0.014 5.47
Fat (kg) 3.99 -0.375 -1.49
Prot (kg) -1.68 -0.441 0.74
Fertility Sub Index 0.02
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) 0.55 1.117 0.61
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 2.63
Carcass Weight (kg) -11.40 -0.528 6.01
Age of Slaughter (days) 7.83 -0.432 -3.38
Maintenance Sub Index Maint. Sub Index 11.50
Live WT (kg) -37.50 -0.307 11.50
Total Carbon Sub Index 19.91

* Based on an €80/tonne carbon price