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 -10.49
Milk (kg) 300.00 -0.014 -4.20
Fat (kg) 7.76 -0.375 -2.91
Prot (kg) 7.67 -0.441 -3.39
Fertility Sub Index -2.69
Calving Interval (days) 1.63 -1.459 -2.38
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 2.22
Gestation Length (days) -2.42 -0.919 2.22
Beef Sub Index -1.75
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 7.71 -0.432 -3.33
Maintenance Sub Index Maint. Sub Index -2.33
Live WT (kg) 7.60 -0.307 -2.33
Total Carbon Sub Index -15.04

* Based on an €80/tonne carbon price