Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -8.78
Milk (kg) 38.00 -0.014 -0.53
Fat (kg) 11.19 -0.375 -4.19
Prot (kg) 9.20 -0.441 -4.06
Fertility Sub Index -4.50
Calving Interval (days) 1.96 -1.459 -2.86
Survival (%) -1.47 1.117 -1.64
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index 0.71
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.87 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -11.60

* Based on an €80/tonne carbon price