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 11.05
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -13.35 -0.375 5.00
Prot (kg) -9.37 -0.441 4.14
Fertility Sub Index 0.26
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) -0.45 1.117 -0.50
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index 1.57
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 4.30 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 16.37

* Based on an €80/tonne carbon price