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 -3.93
Milk (kg) 145.00 -0.014 -2.03
Fat (kg) 3.16 -0.375 -1.18
Prot (kg) 1.63 -0.441 -0.72
Fertility Sub Index -7.69
Calving Interval (days) 3.74 -1.459 -5.46
Survival (%) -2.00 1.117 -2.23
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index 0.46
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 4.67 -0.432 -2.02
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index -9.18

* Based on an €80/tonne carbon price