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 3.15
Milk (kg) -230.00 -0.014 3.22
Fat (kg) 2.88 -0.375 -1.08
Prot (kg) -2.28 -0.441 1.01
Fertility Sub Index 7.02
Calving Interval (days) -5.13 -1.459 7.48
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 1.99
Gestation Length (days) -2.17 -0.919 1.99
Beef Sub Index 2.57
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 5.05 -0.432 -2.18
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 20.85

* Based on an €80/tonne carbon price