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 -3.07
Milk (kg) -58.00 -0.014 0.81
Fat (kg) 5.11 -0.375 -1.91
Prot (kg) 4.47 -0.441 -1.97
Fertility Sub Index -4.78
Calving Interval (days) 1.37 -1.459 -2.00
Survival (%) -2.49 1.117 -2.78
Calving Sub Index 2.53
Gestation Length (days) -2.75 -0.919 2.53
Beef Sub Index 4.80
Carcass Weight (kg) -12.90 -0.528 6.80
Age of Slaughter (days) 4.65 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 7.66
Live WT (kg) -25.00 -0.307 7.66
Total Carbon Sub Index 7.14

* Based on an €80/tonne carbon price