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 14.49
Milk (kg) -308.00 -0.014 4.31
Fat (kg) -12.26 -0.375 4.59
Prot (kg) -12.65 -0.441 5.58
Fertility Sub Index 5.65
Calving Interval (days) -4.93 -1.459 7.19
Survival (%) -1.38 1.117 -1.54
Calving Sub Index -2.80
Gestation Length (days) 3.05 -0.919 -2.80
Beef Sub Index 2.17
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -3.55 -0.432 1.53
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 21.74

* Based on an €80/tonne carbon price