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 -8.01
Milk (kg) -144.00 -0.014 2.02
Fat (kg) 15.02 -0.375 -5.63
Prot (kg) 9.97 -0.441 -4.40
Fertility Sub Index -9.19
Calving Interval (days) 4.15 -1.459 -6.06
Survival (%) -2.81 1.117 -3.14
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 0.37
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index -14.89

* Based on an €80/tonne carbon price