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 1.57
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -3.03 -0.375 1.13
Prot (kg) 1.81 -0.441 -0.80
Fertility Sub Index 6.75
Calving Interval (days) -3.13 -1.459 4.57
Survival (%) 1.95 1.117 2.18
Calving Sub Index 3.56
Gestation Length (days) -3.87 -0.919 3.56
Beef Sub Index 1.57
Carcass Weight (kg) -8.40 -0.528 4.43
Age of Slaughter (days) 6.63 -0.432 -2.86
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 16.50

* Based on an €80/tonne carbon price