Table 4 Logit results of dairy farmer adoption of breeding and/or biological technologies, 2010 (Standard errors in parenthesis)
From: The adoption of technologies, management practices, and production systems in U.S. milk production
Variable | Units | Artificial Insemination | Embryo Transfer and/or Sexed Semen | Recombinant Bovine Somatotropin | |||
|---|---|---|---|---|---|---|---|
|  |  | β | Marg Effect | β | Marg Effect | β | Marg Effect |
Constant |  | 0.5505 (0.5881) |  | –1.1789** (0.5862) |  | –2.1980** (0.9552) |  |
Farm Structure | Â | Â | Â | Â | Â | Â | Â |
Cows | No./100 | 0.0904** (0.0039) | 0.0124 (0.0050) | –0.0080 (0.0137) | –0.0011 (0.0020) | 0.0227 (0.0156) | 0.0014 (0.0010) |
Acres | No./100 | –0.0026 (0.0203) | –0.0004 (0.0030) | 0.0430*** (0.0150) | 0.0058*** (0.0020) | 0.0759*** (0.0258) | 0.0047*** (0.0020) |
Owned | Portion | 0.0272 (0.0947) | 0.0037 (0.0130) | 0.1152 (0.1086) | 0.0156 (0.0146) | 0.2500** (0.1140) | 0.0153** (0.0069) |
Specialized | Portion | 1.3565*** (0.5033) | 0.1857*** (0.0704) | 0.2655 (0.4738) | 0.0359 (0.0642) | 0.8526 (0.7443) | 0.0523 (0.0458) |
Organic | 0-1 | –1.0418*** (0.1950) | –0.1848*** (0.0378) | –1.7048*** (0.2730) | –0.1428*** (0.0189) |  |  |
Pasture-based | 0-1 | –0.6382*** (0.2245) | –0.0990*** (0.0385) | –0.2700 (0.3065) | –0.0345 (0.0367) | –0.5205 (0.4887) | –0.0280 (0.0224) |
Farmer Demographics | Â | Â | Â | Â | Â | Â | Â |
Age | Yrs./10 | 0.0585 (0.0842) | 0.0080 (0.0116) | –0.1524* (0.0834) | –0.0206* (0.0112) | –0.2132 (0.1448) | –0.0131 (0.0089) |
College | 0-1 | 0.9075*** (0.2945) | 0.0979*** (0.0243) | 0.7171*** (0.2473) | 0.1156** (0.0456) | 0.3967 (0.3398) | 0.0278 (0.0265) |
Regions | Â | Â | Â | Â | Â | Â | Â |
West | 0-1 | –1.3309*** (0.4031) | –0.2591*** (0.0948) | –0.5137 (0.3592) | –0.0584* (0.0351) | –3.1607*** (1.2306) | –0.0663*** (0.0104) |
Pacific | 0-1 | –0.2934 (0.3836) | –0.0438 (0.0618) | 0.1479 (0.3170) | 0.0209 (0.0463) | –1.2464** (0.5305) | –0.0488*** (0.0142) |
Southeast | 0-1 | –2.0875*** (0.3188) | –0.4461*** (0.0723) | –0.5125 (0.4233) | –0.0581 (0.0408) |  |  |
Corn Belt | 0-1 | –0.9362*** (0.2398) | –0.1550*** (0.0445) | –0.0845 (0.2577) | –0.0112 (0.0338) | –1.0171*** (0.3797) | –0.0481*** (0.0152) |
Northern Plains | 0-1 | –0.6402 (0.4731) | –0.1066 (0.0917) | –0.2606 (0.4214) | –0.0323 (0.0481) | –0.7839 (0.5455) | –0.0349* (0.0179) |
Appalachia | 0-1 | –1.9202*** (0.2434) | –0.3981*** (0.0543) | –0.1872 (0.2756) | –0.0239 (0.0337) | –2.2961*** (0.7466) | –0.0647*** (0.0115) |
Northeast | 0-1 | –0.0168 (0.2927) | –0.0023 (0.0403) | 0.0724 (0.2900) | 0.0099 (0.0400) | –0.2535 (0.3408) | –0.0148 (0.0189) |
Southern Plains | 0-1 | –2.5655*** (0.3651) | –0.5501*** (0.0733) | –1.7184** (0.6979) | –0.1319*** (0.0271) | –2.6556* (1.5891) | –0.0643*** (0.0126) |
Diagnostics | Â | Â | Â | Â | Â | Â | Â |
Pseudo R-square | Â | 0.1217 | Â | 0.0459 | Â | 0.0892 | Â |