These optional units may be available for students to select from while undertaking studies in the (Farm Management and Agribusiness Marketing) undergraduate majors within the Bachelor of Agribusiness.
| Optional units (No year level specified) | Hrs/Wk | Credits | |||
| 1624 | v.4 | Tropical Agriculture 392 | 5.0 | 25.0 | |
| 2970 | v.5 | Tropical Crops 204 | 5.0 | 25.0 | |
| 3857 | v.5 | Wool Measurement 302 | 5.0 | 25.0 | |
| 4228 | v.5 | Wool Commerce 401 | 5.0 | 25.0 | |
| 5090 | v.5 | Beef Production 401 | 5.0 | 25.0 | |
| 5091 | v.6 | Intensive Animal Production 401 | 5.0 | 25.0 | |
| 5092 | v.5 | Tropical Animal Production 401 | 5.0 | 25.0 | |
| 5093 | v.6 | Pasture Production Systems 202 | 5.0 | 25.0 | |
| 8773 | v.5 | Wool Biology 204 | 5.0 | 25.0 | |
| 9651 | v.5 | Animal Breeding 204 | 5.0 | 25.0 | |
| 9652 | v.5 | Animal Nutrition 204 | 5.0 | 25.0 | |
| 9659 | v.6 | Animal Health 302 | 5.0 | 25.0 | |
| 9660 | v.5 | Sheep Production 302 | 5.0 | 25.0 | |
| 9662 | v.5 | Dairy Cattle Management 302 | 5.0 | 25.0 | |
| 9663 | v.5 | Crop Production 204 | 5.0 | 25.0 | |
| 9670 | v.6 | Agribusiness Project 392 | 5.0 | 25.0 | |
| 9690 | v.6 | Comparative Agriculture 300 | 5.0 | 25.0 | |
| 9821 | v.5 | Government and Rural Politics 300 | 5.0 | 25.0 | |
| 10450 | v.3 | Rural Media 204 | 5.0 | 25.0 | |
| 10451 | v.2 | Rural Print 302 | 5.0 | 25.0 | |
| 10452 | v.2 | Rural Radio 302 | 5.0 | 25.0 | |
| 10453 | v.3 | Rural Video and TV 401 | 5.0 | 25.0 | |
| 10454 | v.2 | Rural Promotion 401 | 5.0 | 25.0 | |
| 11148 | v.2 | Land Conservation 204 | 5.0 | 25.0 | |
| 11154 | v.2 | Agricultural Systems Research 401 | 5.0 | 25.0 | |
| 11155 | v.2 | Marketing Research 401 | 5.0 | 25.0 | |
| 11157 | v.2 | Farm Management 402 | 5.0 | 25.0 | |
| 11412 | v.2 | Agribusiness Planning 402 | 5.0 | 25.0 | |