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 -3.36
Milk (kg) 127.00 -0.014 -1.78
Fat (kg) 1.20 -0.375 -0.45
Prot (kg) 2.57 -0.441 -1.13
Fertility Sub Index -8.32
Calving Interval (days) 5.11 -1.459 -7.46
Survival (%) -0.77 1.117 -0.86
Calving Sub Index 2.55
Gestation Length (days) -2.77 -0.919 2.55
Beef Sub Index 0.48
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.54 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -7.58

* Based on an €80/tonne carbon price