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 -11.29
Milk (kg) 355.00 -0.014 -4.97
Fat (kg) 8.93 -0.375 -3.34
Prot (kg) 6.73 -0.441 -2.97
Fertility Sub Index -15.13
Calving Interval (days) 7.27 -1.459 -10.61
Survival (%) -4.05 1.117 -4.52
Calving Sub Index 1.95
Gestation Length (days) -2.12 -0.919 1.95
Beef Sub Index -2.86
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 3.20 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index -3.62
Live WT (kg) 11.80 -0.307 -3.62
Total Carbon Sub Index -30.94

* Based on an €80/tonne carbon price